Koppers Delaware, Inc.

United States of America


 
Total IP 70
Total IP Rank # 19,141
IP Activity Score 2.4/5.0    34
IP Activity Rank # 22,359
Parent Entity Koppers Inc
Dominant Nice Class Non-metallic building materials

Patents

Trademarks

17 22
15 5
5 0
6
 
Last Patent 2024 - Rail brace assembly
First Patent 1994 - Cross-tie pre-plating system
Last Trademark 2023 - KOPPERS
First Trademark 1933 - KOPPERS

Industry (Nice Classification)

Latest Inventions, Goods, Services

2023 Invention Rail brace assembly. A rail brace assembly for first and second rails includes a first support h...
Invention Rail brace assembly. A rail brace assembly for first and second rails includes a first support ha...
G/S Coal tar and petroleum chemical distillates and blends; Fire or flame retardant chemicals for woo...
Invention Heat treatment product by process for increased pitch yields. Pitch products produced by systems...
2022 Invention End post gap fill assembly. An end post gap fill assembly for an insulated rail joint includes a...
G/S chemical compositions for use in industrial applications, namely, liquid dispersion for applicati...
Invention Dispersion of coal tar pitch for coating graphitic materials and use in li-ion battery electrode ...
G/S Chemical compositions for use in industrial applications, namely, liquid dispersion for applicati...
G/S Wood preservatives; preservatives against deterioration of wood; wood colorants; colorants for us...
2021 Invention Heat treatment process for increased pitch yields. Pitch production systems utilizing coal tar or...
Invention Method and apparatus for continuous production of mesophase pitch. A process and apparatus for th...
G/S Asset management and maintenance services, namely, wood product maintenance and restoration inclu...
Invention Gauge plate insulator. A gauge plate insulator includes an L-shaped insulating member having a ba...
2019 Invention Heat treatment process and system for increased pitch yields. Pitch production systems utilizing ...
2018 Invention Rail joint assembly having forged rail joint bars. A rail joint bar includes a body having a firs...
G/S Storm response and recovery services, namely, tree removal services
G/S Wood waste transport services; Wood waste disposal services in the nature of transport of wood waste
G/S Laminated wood and sawed wood utility crossarms
G/S Utility pole maintenance services; wood waste clean-up services for others
G/S Business services, namely, utility pole asset management and inventory management services; Fores...
G/S Visual inspection of utility poles
Invention Gauge plate. A gauge plate insulator includes a body having a first side and a second side posit...
Invention Gauge plate insulator. A gauge plate insulator includes a body having a first side and a second s...
2017 Invention Anti-rail rollover device
Invention Center supported bond joint. A center support sleeve for a bonded rail joint bar that includes a ...
G/S Paints, varnishes, lacquers; preservatives against rust and against deterioration of wood; colora...
2014 G/S Rail components primarily of metal, namely, rail bars, rail assemblies and rail joints, liners an...
G/S Rail components primarily of metal, namely, rail bars, rail assemblies, namely, L-rail assemblies...
2013 Invention Single bend rail. A railroad rail includes a body defining a first section and a tapered second s...
2012 Invention Modular insulated tie plate. A tie plate assembly including a tie plate, an insulator plate assem...
Invention Center supported bond joint. A center support sleeve for a bonded rail joint bar that includes a...
Invention Lap joint. A rail joint bar for use in an insulated lap joint assembly includes a longitudinal ex...
2011 Invention Method and arrangement to insulate rail ends. A rail joint arrangement comprises two rails. The r...
2009 Invention Rail joint bars and rail joint assemblies. A rail joint assembly is provided for joining abutting...
2008 Invention Notched tie plate insulator. A notched tie plate insulator adapted to be received within a recess...
2007 Invention Lap joint. A lap joint arrangement that includes two spaced apart mating railroad end sections th...
Invention Lap joint. A railroad rail used to join two mating railroad rail end sections to each other inclu...
Invention Lap joint. A lap joint assembly that includes two spaced apart mating railroad end sections that ...
2006 Invention Coal tar and hydrocarbon mixture pitch and the preparation and use thereof. A method of making a ...
2005 Invention Tie plate. An electrically-insulated tie plate for electrically isolating parts of a railroad rai...
Invention Wrap-around joint bar sleeve insulator
Invention Coal tar and hydrocarbon mixture pitch production using a high efficiency evaporative distillatio...
G/S TREATMENT AND DISPOSAL OF CROSSTIES, SWITCH TIES, LUMBER, CROSSING PANELS [, POLES, ] AND PILING
Invention Center supported bond joint
2004 G/S Naphthalene, coal tar and phthalic anhydride, sold in bulk Wood preservatives, namely creosote an...
Invention Chopped carbon fiber preform processing method using coal tar pitch binder. A procedure for formi...
Invention Profiled bar. A rail joint made from a metallic profiled bar that is rolled or forged and is used...
2003 G/S Organic acids, cresylic acid compounds, naphthalene, coal tar bases in crude and pure form, namel...
G/S Naphthalene; phthalic anhydride sold in bulk to the tar, coke and aluminum industries; tar acid o...
2000 G/S Chemicals, namely naphthalene, benzene and sodium phenolate. Resins and preservatives, namely cre...
1993 G/S [ fuel, namely, coke ] crude coal tar and pitches and preservative treated lumber
G/S organic acids, cresylic acid compounds, naphthalene, coal tar bases in crude and pure form, namel...
G/S [ bituminous cement for flashing and roofing; structural membranes for built-up roof construction...
1972 G/S Coke; crude coal tars and pitches; asphalt; mineral aggregates; synthetic resins, namely, amino, ...
1933 G/S Chemical products, such as sulfur, and the like. Chemical products, such as paints, wood preserv...