JOHNSTOWN AMERICA CORPORATION

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Patent Activity in the Last 10 Years

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6244191 Hopper rail carExpiredJan 19, 99Jun 12, 01[B61D]
6227123 Railroad car pick-up shoeExpiredMar 16, 99May 08, 01[B61D]
5860366 Center sill construction for a hopper rail carExpiredJun 03, 96Jan 19, 99[B61D]
5676266 Dual air line arrangement for rotary/bottom dump coal carExpiredFeb 01, 96Oct 14, 97[B61G]
5458067 Two piece center sill shroud for railway carsExpiredJun 08, 94Oct 17, 95[B61D]
5335603 Top chord to inside connection for gondola carExpiredApr 19, 93Aug 09, 94[B61D]
5253593 Tub/center sill attachment for gondola carExpiredSep 24, 92Oct 19, 93[B61D]
5216958 Brake arrangement for a railroad gondola car with tie rod running inside center sillExpiredJan 06, 92Jun 08, 93[B61D]
5058509 Railway car with vented bolster to facilitate the thawing of ladingExpiredJun 06, 91Oct 22, 91[B61F]
5038687 Multipurpose railroad freight carExpiredAug 06, 87Aug 13, 91[B61D]
4867622 Lateral restraining device for cargo containers having more than one widthExpiredJul 21, 88Sep 19, 89[B61P]
4854791 Container door barricadeExpiredApr 18, 88Aug 08, 89[B61D, B60P]
4826371 Container support pedestalsExpiredApr 18, 88May 02, 89[B61D, B60P]
4800819 Railway carExpiredNov 09, 84Jan 31, 89[B60P]

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