SHIBER SAMUEL

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4957482 Atherectomy device with a positive pump meansExpiredMar 22, 89Sep 18, 90[A61B]
4842579 Atherectomy deviceExpiredJul 29, 88Jun 27, 89[A61B]
4810235 Variable transmission with an integral shifterExpiredDec 23, 87Mar 07, 89[F16H]
4717369 Incrementally variable transmissionExpiredOct 27, 86Jan 05, 88[F16H]
4645475 Incrementally variable bicycle transmissionExpiredAug 21, 84Feb 24, 87[F16H]
4521207 Incrementally variable transmissionExpiredJan 10, 83Jun 04, 85[F16H]
4493678 Expandible sprocketExpiredJun 11, 82Jan 15, 85[F16H]

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