OB TRANSIT PRODUCTS, INC., A CORP. OF TX.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4723117 Fuse assemblyExpiredMar 16, 87Feb 02, 88[H01H]
4658100 Trolley wire hangerExpiredJan 30, 86Apr 14, 87[B60M]
4634817 Trolley pole raising and lowering apparatusExpiredOct 30, 85Jan 06, 87[B60L]
4627545 Car coupler with enlarged gathering zoneExpiredJun 14, 84Dec 09, 86[B61G]
4569455 Centering detentExpiredApr 04, 84Feb 11, 86[B61G]
4567335 High speed trolley harp assemblyExpiredJul 02, 84Jan 28, 86[B60L]
4346795 Energy absorbing assemblyExpiredJun 23, 80Aug 31, 82[F16F]

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