Polycorp Ltd.

Canada


Create a watch for Polycorp Ltd.
Total IP 66
Total IP Rank # 21,231
IP Activity Score 2.1/5.0    17
IP Activity Rank # 50,176
Dominant Nice Class Machines and machine tools

Patents

Trademarks

20 10
16 13
7 0
0
 
Last Patent 2025 - One-piece rail boot with integra...
First Patent 1998 - Two-piece rail seal clip and too...
Last Trademark 2023 - POLYCORP
First Trademark 1983 - EPTON

Industry (Nice Classification)

Latest Inventions, Goods, Services

2023 G/S Sound dampers for railway tracks; vibration dampers for railway tracks
G/S (Based on 44(d) Priority Application)(Based on 44(e)) sound dampers for railway tracks
2021 Invention One-piece rail boot with integrated flangeway former. A rail boot for encasing preselected engage...
G/S Discharge grates for grinding mills; Grates for grinding mills
G/S Discharge grates for grinding mills; grates for grinding mills.
Invention Discharge grate
Invention Anti-plugging discharge grates. A discharge grate assembly in a discharge end wall system in a mi...
Invention Anti-plugging discharge grates. A discharge grate assembly in a discharge end wall system i...
2020 Invention Split pulp chamber insert assembly. A split pulp chamber insert assembly formed for installation ...
2019 Invention Discharge end wall inserts. A sleeve insert for covering one or more selected surfaces of one or...
Invention Discharge end wall system including partially curved pulp lifters. A discharge end wall system m...
Invention Discharge end wall system including partially curved pulp lifters. A discharge end wall sys...
G/S Machine parts, namely, liner featuring steel lifter bars and rubber wear plates in grinding mill ...
Invention Discharge end wall system. A discharge end wall system including a discharge wall assembly in whi...
Invention Discharge end wall system. A discharge end wall system including a discharge wall assembly ...
Invention System and method for securing tuned mass dampers to rail. A tuned mass damper for damping airbor...
2018 Invention System and method for securing tuned mass dampers to rail. A clip assembly for securing first and...
2017 G/S Rubber boot and hand lined rubber covering for rail track segments
G/S Rubber boot and hand lined rubber covering for rail track segments.
Invention Liner system for a mill shell. A liner system for installation in a rotatable mill shell having a...
Invention Rail assembly. A rail assembly including one or more rail bodies formed for supporting rolling en...
2016 Invention Special trackwork assembly. A special trackwork assembly including a special trackwork body forme...
G/S inserts for use in grinding mills in mining
G/S combined plates and lifter bars used in a lining of a grinding mill
G/S Combined plates and lifter bars used in a lining of a grinding mill
G/S Inserts for use in grinding mills in mining
Invention Pulp lifter assembly with internal wall. A pulp lifter assembly to be positioned in a grinding mi...
G/S Adhesives for use with protective linings for industrial use, namely, adhesives for soft and hard...
2015 G/S Products for absorbing vibration and for electrical insulation in railroad crossings and embedded...
Invention Discharge end wall inserts. An insert for covering one or more selected surfaces of a discharge e...
Invention Discharge end wall inserts. An insert for covering one or more selected surfaces in a pulp chambe...
Invention Discharge end wall sleeve inserts. A sleeve insert formed to mitigate wear at a selected su...
Invention Pulp lifter. A pulp lifter mounted to a discharge end wall including an elongate body portion rot...
2014 Invention Method and system for providing a rubber lining. A system including one or more rubber bodies wit...
Invention Method and system for vulcanizing rubber. A system including one or more rubber bodies with respe...
2013 Invention Discharge grate assembly. A discharge grate assembly for at least partially guiding slurry from a...
2012 Invention Mill liner assembly. A mill liner assembly for mounting on an inner diameter of a shell of a grin...
2011 Invention Wear-resistant liner assembly. A liner assembly mountable to a shell of a grinding mill, the shel...
Invention Lifter bar assembly and grinding mill including same. A grinding mill including one or more lift...
Invention Lifter bar assembly and grinding mill including same. A grinding mill including one or more lifte...
2010 Invention Lifter bar. A lifter bar for lifting an engaged portion of a load comprising a number of ore pie...
Invention Lifter bar. A lifter bar for lifting an engaged portion of a load comprising a number of ore piec...
Invention Ore car liner assembly.
An ore car liner assembly to be positioned in an ore car body ...
Invention Removable rail seal. A rail seal for sealing the gap between a rail and the surrounding surface m...
Invention Shallow flangeway rail seal. A rail seal for sealing the gap between a rail and a concrete panel ...
2009 G/S Rubber boots for covering customized railway track segments used at intersections for the purpose...
Invention Flangeway former and rail boot system. A flangeway former and rail boot system where the flangewa...
Invention Unidirectional discharge grate assembly. A discharge grate assembly for at least partially guidin...
Invention Unidirectional discharge grate assembly.

A discharge grate assembly for at least...
Invention Special track assembly and methods of making same. A method of making a special track assembly fo...
Invention Discharge end liner. A discharge end liner attachable to a discharge end wall in a grinding mill....
Invention Discharge end liner.
A discharge end liner attachable to a discharge end wall in a
2008 G/S Grinding mill machine parts, namely, lifters
2007 G/S Grinding mill lifters.
1998 G/S Clips for securing rail seals, namely polymer seals for use between rails and road beds, and tool...
1988 G/S Industrial V-belts; grinding mill liners Vinyl extrusions, namely interior and exterior automotiv...
1985 G/S [ PLASTIC AND RUBBER HOSE, FOR USE IN PETROLEUM INDUSTRY AND ] NON-METALLIC RAILWAY TRACK SEALS F...
G/S All types of hoses, and railway track seals.
G/S All types of hoses, and grinding mill liners.
1983 G/S Industrial and automotive V-belts, hoses of all types, rubber tubing, duplicating sleeves, fracti...