Mathews Company

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7856737 Apparatus and method for reducing a moisture content of an agricultural productExpiredAug 28, 07Dec 28, 10[F26B]
5117620 Detachable knife assembly for a flail machineExpiredFeb 11, 91Jun 02, 92[A01D]
4930801 Front mounted implementExpiredSep 18, 87Jun 05, 90[B60B, A01B]
4512141 Drum mowers having spring mounted flat bladesExpiredAug 26, 83Apr 23, 85[A01D]
4487003 Multiple rotor mowersExpiredMar 02, 83Dec 11, 84[A01D]
4395866 Hay conditionerExpiredNov 18, 81Aug 02, 83[A01D]
4292789 Spring wire blades for drum type mowersExpiredApr 15, 80Oct 06, 81[A01D]
4292790 Blade arrangement for multiple rotor mowersExpiredSep 18, 80Oct 06, 81[A01D]
4241568 Flail blade mount for mowersExpiredJul 05, 79Dec 30, 80[A01D]
4217701 Bin grain dryerExpiredApr 23, 79Aug 19, 80[F26B]

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