Gerdau S.A.

Brazil

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IP Type
        Trademark 13
        Patent 1
Jurisdiction
        United States 9
        Europe 3
        Canada 2
Date
2026 January 2
2025 November 1
2026 (YTD) 2
2025 1
2023 2
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IPC Class
C04B 103/52 - Grinding aids 1
C04B 28/00 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements 1
C04B 28/08 - Slag cements 1
C04B 32/00 - Artificial stone not provided for in other groups of this subclass 1
C04B 5/00 - Treatment of molten slagArtificial stone from molten slag 1
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NICE Class
06 - Common metals and ores; objects made of metal 13
07 - Machines and machine tools 4
09 - Scientific and electric apparatus and instruments 3
11 - Environmental control apparatus 3
40 - Treatment of materials; recycling, air and water treatment, 3
Status
Pending 4
Registered / In Force 10

1.

GERDAU NEWECO

      
Serial Number 99611914
Status Pending
Filing Date 2026-01-23
Owner Gerdau S.A. (Brazil)
NICE Classes  ?
  • 06 - Common metals and ores; objects made of metal
  • 40 - Treatment of materials; recycling, air and water treatment,

Goods & Services

Steel; carbon steel; raw steel; cast steel; galvanized steel; stainless steel; re-rolled steel; forged steels; rolled steels; steel cable; steel pipes; steel plates; steel straps; steel constructions; steel chains; steel balls; iron and steel; steel wires; steel sheets; steel alloys; steel rails; steel rods; steel, raw or semi-worked; steel alloy scraps; steel frames for construction; polished steel bars; hollow steel bars; steel pipes and tubes; raw or semi-forged steel alloys; steel plates and sheets for cladding; steel plates and sheets; stainless steel pipes; rolled and peeled steel pipes; steel in the form of sheets, plates, strips and rolls; low-copper carbon steel scraps; steel for cans; steel masts; steel louvers; iron or steel scraps; Vinyl-coated steel sheets; zinc-coated steel sheets; galvanized steel sheets; steel cable gabions; steel drums (sold empty); iron or steel beams; cold-finished steel bars; hot-rolled steel bars; steel cable used for lifting and handling; steel angle bars for use in civil construction; metal pipes, including those made of steel and titanium alloys; steel in the form of mesh, rod, bar and ingot; metal pipe elbows, including those made of steel and titanium alloys; metal sheets, including those made of steel and titanium alloys; metal pipe fittings, including those made of steel and titanium alloys; metal plates, including those made of steel and titanium alloys; metal piping, including those made of steel and titanium alloys; metal branch pipes, including those made of steel and titanium alloys; Metal rods for brazing and welding, including those made of steel and titanium alloys; metal valves, except machine parts, including those made of steel and titanium alloys. Recycling for carbon offsetting purposes; recycling.

2.

GERDAU NEWECO

      
Serial Number 99612096
Status Pending
Filing Date 2026-01-23
Owner Gerdau S.A. (Brazil)
NICE Classes  ?
  • 06 - Common metals and ores; objects made of metal
  • 40 - Treatment of materials; recycling, air and water treatment,

Goods & Services

Steel; carbon steel; raw steel; cast steel; galvanized steel; stainless steel; re-rolled steel; forged steels; rolled steels; steel cable; steel pipes; steel plates; steel straps; steel constructions; steel chains; steel balls; iron and steel; steel wires; steel sheets; steel alloys; steel rails; steel rods; steel, raw or semi-worked; steel alloy scraps; steel frames for construction; polished steel bars; hollow steel bars; steel pipes and tubes; raw or semi-forged steel alloys; steel plates and sheets for cladding; steel plates and sheets; stainless steel pipes; rolled and peeled steel pipes; steel in the form of sheets, plates, strips and rolls; low-copper carbon steel scraps; steel for cans; steel masts; steel louvers; iron or steel scraps; Vinyl-coated steel sheets; zinc-coated steel sheets; galvanized steel sheets; steel cable gabions; steel drums (sold empty); iron or steel beams; cold-finished steel bars; hot-rolled steel bars; steel cable used for lifting and handling; steel angle bars for use in civil construction; metal pipes, including those made of steel and titanium alloys; steel in the form of mesh, rod, bar and ingot; metal pipe elbows, including those made of steel and titanium alloys; metal sheets, including those made of steel and titanium alloys; metal pipe fittings, including those made of steel and titanium alloys; metal plates, including those made of steel and titanium alloys; metal piping, including those made of steel and titanium alloys; metal branch pipes, including those made of steel and titanium alloys; Metal rods for brazing and welding, including those made of steel and titanium alloys; metal valves, except machine parts, including those made of steel and titanium alloys. Recycling for carbon offsetting purposes; recycling.

3.

NEWECO

      
Serial Number 99490485
Status Pending
Filing Date 2025-11-11
Owner Gerdau S.A. (Brazil)
NICE Classes  ?
  • 06 - Common metals and ores; objects made of metal
  • 40 - Treatment of materials; recycling, air and water treatment,

Goods & Services

Steel; carbon steel; raw steel; cast steel; galvanized steel; stainless steel; re-rolled steel; forged steel; rolled steel; steel wire rope; steel pipes; steel sheets; steel straps; steel constructions; steel chains; steel balls; iron and steel; steel wire; steel alloys; steel rails; steel tubes; steel rods; raw or semi-worked steel; alloy steel shavings; steel reinforcement for construction; bright steel bars; hollow steel bars; steel pipes and tubes; raw or semi-forged alloy steel; steel plates and sheets for cladding; steel plates and sheets; stainless steel tubes; rolled and peeled steel tubes; steel in the form of sheets, plates, strips and coils; low-copper carbon steel shavings; can steel; steel masts; steel shutters; iron or steel shavings; vinyl coated steel sheets; zinc coated steel sheets; galvanized steel sheets; wire rope gabions; steel drums [sold empty]; iron or steel joists; cold finished steel bars; hot rolled steel bars; wire rope used for lifting and handling; steel angles for use in construction; metal pipes, including those made of steel and titanium alloys; steel in the form of mesh, rod, bar and ingot; metal pipe elbows, including those made of steel and titanium alloys; metal sheets, including those made of steel and titanium alloys; metal pipe joints, including those made of steel and titanium alloys; metal plates, including those made of steel and titanium alloys; metal piping, including those made of steel and titanium alloys; metal branch pipes, including those made of steel and titanium alloys; metal rods for brazing and welding, including those made of steel and titanium alloys; metal valves, except machine parts, including those made of steel and titanium alloys. Recycling for carbon offset purposes; recycling.

4.

PERFORMA GG GERDAU

      
Serial Number 98128550
Status Registered
Filing Date 2023-08-11
Registration Date 2025-07-29
Owner GERDAU S.A. (Brazil)
NICE Classes  ? 06 - Common metals and ores; objects made of metal

Goods & Services

Steel for use as raw materials for automobile parts

5.

PERFORMA GG GERDAU

      
Serial Number 98128577
Status Pending
Filing Date 2023-08-11
Owner GERDAU S.A. (Brazil)
NICE Classes  ? 06 - Common metals and ores; objects made of metal

Goods & Services

Steel for use as raw materials for automobile parts

6.

Steel product, cement manufacturing process and cement

      
Application Number 15849038
Grant Number 11034617
Status In Force
Filing Date 2017-12-20
First Publication Date 2018-06-21
Grant Date 2021-06-15
Owner Gerdau S.A. (Brazil)
Inventor
  • Barbosa, Marina Reno
  • De Matos, Alexandre
  • Da Silva, Edson Geraldo
  • De Andrade, Arnaldo Dias
  • Sole, Ruben Antonio
  • Da Silva Araujo, Fernando Gabriel
  • Mendes, Jefferson Januario
  • Von Krueger, Fernando Leopoldo

Abstract

The present invention relates to a novel cementitious product produced from steelworks slag additivation to obtain material having properties suitable for use in the partial or total clinker replacement for the production of different types of cement. The process, which is also object of this invention, aims to adapt the properties of steelworks slag, by means of thermochemical treatment, including and preferably, but not only, still in the liquid steelworks slag pot, taking advantage of the thermal input of steel processing, to form a greater amount of alite (essential compound to increase pozzolanicity), under controlled conditions. After additivation, preferably, but not exclusively, the additivated steelworks slag is subjected to quenching, comminution and concentration to stabilize the alite fraction, to release the present phases and to remove any excess contaminants, such as metallic iron.

IPC Classes  ?

  • C04B 5/00 - Treatment of molten slagArtificial stone from molten slag
  • C04B 7/14 - Cements containing slag
  • C04B 28/08 - Slag cements
  • C04B 5/06 - Ingredients, other than water, added to the molten slagTreatment with gases or gas generating material, e.g. to obtain porous slag
  • C04B 7/147 - Metallurgical slag
  • C21B 3/08 - Cooling slag
  • C04B 7/40 - DehydratingForming, e.g. granulating
  • C04B 7/00 - Hydraulic cements
  • C04B 7/34 - Hydraulic lime cementsRoman cements
  • C04B 28/00 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
  • C04B 32/00 - Artificial stone not provided for in other groups of this subclass
  • C04B 103/52 - Grinding aids

7.

G GERDAU

      
Application Number 007197098
Status Registered
Filing Date 2008-08-28
Registration Date 2009-06-04
Owner GERDAU S.A. (Brazil)
NICE Classes  ?
  • 06 - Common metals and ores; objects made of metal
  • 07 - Machines and machine tools
  • 09 - Scientific and electric apparatus and instruments
  • 11 - Environmental control apparatus

Goods & Services

Concrete reinforcing bars (rebars); annealed wire; ribbed welded wire mesh for reinforced concrete; transfer bars; POP columns and meshes; stirrups and supports; the aforesaid goods especially for application in civil engineering work; hot rolled flat, round and square bars; cold draw round, square and hexagonal bars; blooms; angles; channel, I-beam, T-shapes and W-beams; ribbed T profile; elevator guide rails; star profile; plaques; tribar; wire rod; rolled and continuous cast billets; railroad cross ties; the aforesaid goods especially for application in industry; special section profiles made of metal; smelter bars; superlight I-beams; metallurgic products, namely, complete line of wires for industrial applications, welding and wire ropes; oval-shaped wire and barbed wire; high-strength steel fence posts; staples for fences; post-spacing wire; posts for electric fences; wire rope for corrals; wire and wire rope for agricultural products; galvanized wire; plastic-coated galvanized wire; the aforesaid goods especially for application in agriculture; nails, especially bulk nails for use in construction; bulk nails for use in carpentry; bulk nails for use in packaging; specialty steels, especially engineering steels (carbon and alloyed) preferably in the form of round and square rolled bars; wire rod; forged bars; cold-finished carbon and alloyed engineering steels; heat treated and non heat treated carbon and alloyed engineering steels; tool steels, preferably in the form of forged bars and blooms; round, square and flat rolled bars; stainless steels, in particular in the form of round and square rolled bars; wire rod; cold finishing of forged bars. Grader blades. Electric fence wire; electrified light rails. Non-electrified light rails.

8.

GG GERDAU

      
Application Number 140820800
Status Registered
Filing Date 2008-08-21
Registration Date 2011-09-02
Owner Gerdau S.A. (Brazil)
NICE Classes  ? 06 - Common metals and ores; objects made of metal

Goods & Services

(1) Common metals and their alloys; metal building materials, namely steel reinforcing bars for concrete for use in civil construction; construction elements made of metal for use in civil construction, namely, supports and stirrups in the nature of u-shaped steel bars for use in civil construction; metal angles for use in industry; metal beams for use in industry, namely, channel, I-beam, T-shapes and W-beams; ribbed T profile steel bars for use in industry; star profiles of steel for use in industry; slabs of metal including those from alloy, steel and titanium for use in industry; metal tribars for use in industry; metal wire rod for use in industry; rolled and continuous cast billets of metal for use in industry; metal railroad cross ties for use in industry; metal bars for use in smelting, for use in agriculture; superlight I-beams of metal for use in agriculture; high-strength steel fence posts for use in agriculture; metal staples for fences for use in agriculture; metal wire for spacing fence posts for use in agriculture; metal posts for electric fences for use in agriculture; transportable buildings metal, namely transfer bars assemblies for use in civil construction; POP columns for use in civil construction, namely, steel columns to make girders of metal, steel strips and pillars of metal for buildings; hot rolled flat, round, square bars of steel for use in industry; cold draw round, square, hexagonal bars of steel for use in industry; materials of metal for railway tracks, namely non-electrified light rails, namely, metal tracks for rail vehicles; elevator guide rails; non-electric cables and wires of common metal, namely non-electric wires made of common metal for use in civil construction, namely, simple, annealed, galvanized, plastic-coated galvanized, oval-shaped and barbed wire; ribbed welded wire mesh for reinforced concrete for use in civil construction; metal wire meshes for use in civil construction; the complete line of metal wires for industrial applications, metal welding and wire ropes for use in agriculture; steel wire rope for corrals for use in agriculture; steel wire rope for agricultural products; metal wire for electric fences; ironmongery and small items of metal hardware, namely blooms for use in industry; nails, especially bulk nails for use in construction, in carpentry, in packaging; specialty steels, especially engineering steels in the form of round and square rolled bars; steel forged bars; cold-finished carbon and alloyed engineering steels, tool steels, in the form of forged bars and blooms; round, square and flat rolled bars; stainless steels, in the form of round and square rolled bars, wire rods, and cold-finished forged bars; safes; goods of common metal, namely grader blades; ores.

9.

GG GERDAU

      
Serial Number 77547903
Status Registered
Filing Date 2008-08-15
Registration Date 2012-12-25
Owner GERDAU S.A. (Brazil)
NICE Classes  ? 06 - Common metals and ores; objects made of metal

Goods & Services

Steel reinforcing bars for concrete for use in civil construction; [ non-electric wires made of common metal for use in civil construction, namely, simple, annealed, galvanized, plastic-coated galvanized, oval-shaped and barbed wire; ribbed welded wire mesh for reinforced concrete for use in civil construction; ] transfer bars assemblies for use in civil construction; [ POP columns for use in civil construction, namely, steel columns to make girders of metal, steel strips and pillars of metal for buildings; metal wire meshes for use in civil construction; construction elements made of metal for use in civil construction, namely, supports and stirrups in the nature of u-shaped steel bars for use in civil construction; ] hot rolled flat, round, square bars of steel for use in industry; cold draw round, square, hexagonal bars of steel for use in industry; blooms for use in industry; metal angles for use in industry; metal beams for use in industry, namely, channel, I-beam, T-shapes and W-beams; [ ribbed T profile steel bars for use in industry; ] star profiles of steel for use in industry; slabs of metal including those from alloy, steel and titanium for use in industry; [ metal tribars for use in industry; metal wire rod for use in industry; ] rolled and continuous cast billets of metal for use in industry; metal railroad cross ties for use in industry; metal bars for use in smelting, for use in agriculture; superlight I-beams of metal for use in agriculture; [ the complete line of metal wires for industrial applications, metal welding and wire ropes for use in agriculture; ] high-strength steel fence posts for use in agriculture; [ metal staples for fences for use in agriculture; metal wire for spacing fence posts for use in agriculture; ] metal posts for electric fences for use in agriculture; [ steel wire rope for corrals for use in agriculture; steel wire rope for agricultural products; nails, especially bulk nails for use in construction, in carpentry, in packaging; ] specialty steels, especially engineering steels in the form of round and square rolled bars; steel forged bars; cold-finished carbon and alloyed engineering steels. tool steels, in the form of forged bars and blooms; round, square and flat rolled bars; [ stainless steels, in the form of round and square rolled bars, wire rods, and cold-finished forged bars; metal wire for electric fences; ] non-electrified light rails, namely, metal tracks for rail vehicles

10.

G GERDAU

      
Application Number 003747607
Status Registered
Filing Date 2004-04-05
Registration Date 2005-11-03
Owner GERDAU S.A. (Brazil)
NICE Classes  ?
  • 06 - Common metals and ores; objects made of metal
  • 07 - Machines and machine tools
  • 09 - Scientific and electric apparatus and instruments
  • 11 - Environmental control apparatus

Goods & Services

Concrete reinforcing bars (rebars); annealed wire; ribbed welded wire mesh for reinforced concrete; transfer bars; POP columns and meshes; stirrups and supports; the aforesaid goods especially for application in civil construction; hot rolled flat, round and square bars; cold draw round, square and hexagonal bars; blooms; angles; channel, I-beam, T-shapes and W-beams; ribbed T profile; elevator guide rails; star profile; slabs; tribar; wire rod; rolled and continuous cast billets; railroad cross ties; the aforesaid goods especially for application in industry; special section profiles made of metal; smelter bars; superlight I-beams; metallurgic products, namely, complete line of wires for industrial applications, welding and wire ropes; oval-shaped wire and barbed wire; high-strength steel fence posts; staples for fences; post-spacing wire; posts for electric fences; wire rope for corrals; wire and wire rope for agricultural products; galvanized wire; plastic-coated galvanized wire; the aforesaid goods especially for application in agriculture; nails, especially bulk nails for use in construction; bulk nails for use in carpentry; bulk nails for use in packaging; specialty steels, especially engineering steels (carbon and alloyed) preferably in the form of round and square rolled bars; wire rod; forged bars; cold-finished carbon and alloyed engineering steels; heat treated and non heat treated carbon and alloyed engineering steels; tool steels, preferably in the form of forged bars and blooms; round, square and flat rolled bars; stainless steels, preferably in the form of round and square rolled bars; wire rod; forged bars cold-finished. Grader blades. Wire for electric fences; electrified light rails. Non-electrified light rails.

11.

GERDAU

      
Application Number 003747631
Status Registered
Filing Date 2004-04-05
Registration Date 2005-09-27
Owner GERDAU S.A. (Brazil)
NICE Classes  ?
  • 06 - Common metals and ores; objects made of metal
  • 07 - Machines and machine tools
  • 09 - Scientific and electric apparatus and instruments
  • 11 - Environmental control apparatus

Goods & Services

Concrete reinforcing bars (rebars); annealed wire; ribbed welded wire mesh for reinforced concrete; transfer bars; POP columns and meshes; stirrups and supports; the aforesaid goods especially for application in civil construction; hot rolled flat, round and square bars; cold draw round, square and hexagonal bars; blooms; angles; channel, I-beam, T-shapes and W-beams; ribbed T profile; elevator guide rails; star profile; slabs; tribar; wire rod; rolled and continuous cast billets; railroad cross ties; the aforesaid goods especially for application in industry; special section profiles made of metal; smelter bars; superlight I-beams; metallurgic products, namely, complete line of wires for industrial applications, welding and wire ropes; oval-shaped wire and barbed wire; high-strength steel fence posts; staples for fences; post-spacing wire; posts for electric fences; wire rope for corrals; wire and wire rope for agricultural products; galvanized wire; plastic-coated galvanized wire; the aforesaid goods especially for application in agriculture; nails, especially bulk nails for use in construction; bulk nails for use in carpentry; bulk nails for use in packaging; specialty steels, especially engineering steels (carbon and alloyed) preferably in the form of round and square rolled bars; wire rod; forged bars; cold-finished carbon and alloyed engineering steels; heat treated and non heat treated carbon and alloyed engineering steels; tool steels, preferably in the form of forged bars and blooms; round, square and flat rolled bars; stainless steels, preferably in the form of round and square rolled bars, wire rod, forged bars cold-finished. Grader blades. Wire for electric fences; electrified light rails. Non-electrified light rails.

12.

GG GERDAU

      
Application Number 066407000
Status Registered
Filing Date 1990-08-09
Registration Date 1993-04-02
Owner Gerdau S.A. (Brazil)
NICE Classes  ?
  • 06 - Common metals and ores; objects made of metal
  • 07 - Machines and machine tools

Goods & Services

(1) Metal products, namely, pig iron, continuous casting billets, concrete reinforcing bars, angles, channels, galvanized wire, annealed wire, concrete reinforcing wire, wire rod, barbed wire, barbless wire, wire ropes and strands, welding wires, oxyacetilene welding rods, submersed arc and wire core for coated rods, stappling wires, hard drawn wire, copper coated wire, fence stays, nails, chains, railway spikes and fasteners, wire mesh, nuts, bolts; square, round, flat, cold drawn round and t-shaped bars. (2) Mig-mag.

13.

GERDAU G

      
Serial Number 73533332
Status Registered
Filing Date 1985-04-22
Registration Date 1988-05-03
Owner GERDAU S.A. (Brazil)
NICE Classes  ? 06 - Common metals and ores; objects made of metal

Goods & Services

BARBED WIRE, BARBLESS WIRE, [ OVAL WIRE, ] GALVANIZED WIRE, [ ANNEALED WIRE, WIRE ROPE, ] WIRE STRAND, [ STAPLES, ] WIRE ROD, CONCRETE REINFORCING BARS, BARS AND LIGHT SECTIONS; ROUND BARS, SQUARE BARS, FLAT BARS, EQUAL SIDED ANGLES, T-SHAPED BARS [ , CHAINS, DRAWN AND POLISHED BARS, INDUSTRIAL WIRES AND WELDED MESH ]

14.

GG GERDAU

      
Serial Number 73511512
Status Registered
Filing Date 1984-12-03
Registration Date 1987-01-27
Owner GERDAU S.A. (Brazil)
NICE Classes  ? 06 - Common metals and ores; objects made of metal

Goods & Services

NAILS