U-S SAFETY TROLLEY CORP.

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PITTSBURGH, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Electric power distribution system
- Patent number 5,449,056
- Issue date Sep 12, 1995
- U-S Safety Trolley Corp.
- Steven L. Ross
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Trolley rail
- Patent number 4,550,231
- Issue date Oct 29, 1985
- U-S Safety Trolley Corp.
- Donald R. Ross
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electric power transmission system
- Patent number 4,400,592
- Issue date Aug 23, 1983
- U-S Safety Trolley Corporation
- Donald R. Ross
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Trolley rail section
- Patent number 4,258,835
- Issue date Mar 31, 1981
- U-S Safety Trolley Corporation
- Donald R. Ross
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Trolley rail assembly
- Patent number 4,084,301
- Issue date Apr 18, 1978
- U-S Safety Trolley Corporation
- Donald R. Ross
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Trolley rail assembly
- Patent number 4,050,555
- Issue date Sep 27, 1977
- U-S Safety Trolley Corporation
- Donald R. Ross
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
72408121 - TRI-BAR
- Serial number 72408121
- Registration number 952598
- Filing date Nov 18, 1971
- U-S SAFETY TROLLEY CORP.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments