Fram Corporation

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4470301 Probe and drain assembly for fuel oil/water separatorExpiredSep 22, 82Sep 11, 84[B01D, G01F]
4464263 Pleated filter element and integral shield and method for making sameExpiredFeb 18, 82Aug 07, 84[B01D, B32B]
4437986 Separating device and cartridge thereforExpiredSep 22, 82Mar 20, 84[B01D]
4421444 Method of attaching closure member to filter housingExpiredOct 28, 81Dec 20, 83[B21D]
4400864 Fluid filterExpiredNov 13, 81Aug 30, 83[B23P, B21D]
4371439 Cam actuated filter assemblyExpiredJun 12, 81Feb 01, 83[B01D]
4324660 Fluid filterExpiredAug 25, 80Apr 13, 82[B01D]
4314903 Closure member for automotive oil filters and similar filtersExpiredJun 05, 80Feb 09, 82[B01D]
4235611 Air filterExpiredApr 23, 79Nov 25, 80[B01D]
4228011 Fuel oil filter cartridgeExpiredApr 23, 79Oct 14, 80[B01D]
4197101 Air cleanerExpiredFeb 27, 78Apr 08, 80[F17D, B01D]
4193740 Vibration isolator for flexible bladed fanExpiredMar 15, 78Mar 18, 80[F16D, F04D]
4180885 Windshield wiperExpiredMay 26, 77Jan 01, 80[B60S]

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