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2024
|
Invention
|
Heat treatment product by process for increased pitch yields.
Pitch products produced by systems... |
|
2023
|
Invention
|
Rail brace assembly.
A rail brace assembly for first and second rails includes a first support h... |
|
|
P/S
|
Coal tar and petroleum chemical distillates and blends; Fire or flame retardant chemicals for woo... |
|
2022
|
Invention
|
End post gap fill assembly.
An end post gap fill assembly for an insulated rail joint includes a... |
|
|
P/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 ... |
|
|
P/S
|
Chemical compositions for use in industrial applications, namely, liquid dispersion for applicati... |
|
|
P/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... |
|
|
P/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... |
|
|
P/S
|
Storm response and recovery services, namely, tree removal services |
|
|
P/S
|
Wood waste transport services; Wood waste disposal services in the nature of transport of wood waste |
|
|
P/S
|
Laminated wood and sawed wood utility crossarms |
|
|
P/S
|
Utility pole maintenance services; wood waste clean-up services for others |
|
|
P/S
|
Business services, namely, utility pole asset management and inventory management services; Fores... |
|
|
P/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... |
|
2017
|
Invention
|
Anti-rail rollover device |
|
|
Invention
|
Center supported bond joint. A center support sleeve for a bonded rail joint bar that includes a ... |
|
|
P/S
|
Paints, varnishes, lacquers; preservatives against rust and against deterioration of wood; colora... |
|
2014
|
P/S
|
Rail components primarily of metal, namely, rail bars, rail assemblies and rail joints, liners an... |
|
|
P/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 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... |
|
|
P/S
|
TREATMENT AND DISPOSAL OF CROSSTIES, SWITCH TIES, LUMBER, CROSSING PANELS [, POLES, ] AND PILING |
|
|
Invention
|
Center supported bond joint |
|
2004
|
P/S
|
Naphthalene, coal tar and phthalic anhydride, sold in bulk
Wood preservatives, namely creosote an... |
|
|
Invention
|
Profiled bar. A rail joint made from a metallic profiled bar that is rolled or forged and is used... |
|
|
Invention
|
Coal tar and hydrocarbon mixture pitch and the preparation and use thereof. A method of making th... |
|
2003
|
P/S
|
Organic acids, cresylic acid compounds, naphthalene, coal tar bases in crude and pure form, namel... |
|
|
Invention
|
Profiled bar |
|
|
P/S
|
Naphthalene; phthalic anhydride sold in bulk to the tar, coke and aluminum industries; tar acid o... |
|
2001
|
Invention
|
Gauge plate and switch rod insulators. A T-shaped electrically insulated member for securing to r... |
|
2000
|
Invention
|
Cross-tie pre-plating system. A machine for fastening rail plates to cross-ties, utilizing spikes... |
|
|
P/S
|
Chemicals, namely naphthalene, benzene and sodium phenolate. Resins and preservatives, namely cre... |
|
1994
|
Invention
|
Insulated rail joint incorporating spacer-impregnated adhesive and method for bonding insulated r... |
|
1993
|
P/S
|
[ fuel, namely, coke ] crude coal tar and pitches and preservative treated lumber |
|
|
P/S
|
organic acids, cresylic acid compounds, naphthalene, coal tar bases in crude and pure form, namel... |
|
|
P/S
|
[ bituminous cement for flashing and roofing; structural membranes for built-up roof construction... |
|
1972
|
P/S
|
Coke; crude coal tars and pitches; asphalt; mineral aggregates; synthetic resins, namely, amino, ... |
|
1933
|
P/S
|
Chemical products, such as sulfur, and the like.
Chemical products, such as paints, wood preserv... |
