Bijur Lubricating Corp.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6224345 pressure/vacuum generatorExpiredMar 22, 99May 01, 01[F04F]
5632355 Grease lubricating system employing an injector reset valveExpiredJun 07, 95May 27, 97[F16N]
4726448 Lubricant controllerExpiredJan 21, 86Feb 23, 88[B61K]
4700866 Pressure locking filler capExpiredNov 14, 86Oct 20, 87[B65D]
4674030 Lubricating system control circuitExpiredJan 24, 84Jun 16, 87[F01M, G05B]
4664567 Drill bitExpiredFeb 06, 86May 12, 87[B23B]
4494913 Positive displacement injectorExpiredJul 08, 82Jan 22, 85[F04B]

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