Roper Corporation

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4867337 Gas cap assembly with retainer meansExpiredNov 17, 87Sep 19, 89[B65D]
4706761 Tilling machine with pivotal bi-directional operative tinesExpiredJan 31, 85Nov 17, 87[A01B]
4699553 Cotter ring locking deviceExpiredDec 09, 85Oct 13, 87[F16B]
4667459 Two action control for power mowersExpiredMar 14, 85May 26, 87[A01D]
4567949 Soil tilling machine with transmission having three drive trainsExpiredFeb 14, 83Feb 04, 86[B62D, A01B]
4562125 Battery hold-down strap and terminal protectorExpiredJan 25, 85Dec 31, 85[H01M]
4525989 Floating foot shield for walk-behind mower with sulkyExpiredAug 01, 83Jul 02, 85[A01D]
4514967 Bridge support for securing sulky to walk-behind mowerExpiredAug 03, 83May 07, 85[A01D]
4515194 Log splitter having serviceable wedge assemblyExpiredJun 20, 83May 07, 85[B27L]
4422283 Lawnmower with longitudinal support frameExpiredDec 28, 81Dec 27, 83[A01D]
4402365 Garden tiller with vegetation sloughing meansExpiredMar 30, 81Sep 06, 83[B62D, A01B]
4402366 Soil tilling machineExpiredAug 15, 80Sep 06, 83[B62D, A01B]
4398606 Garden tiller with extended drag shieldExpiredMar 30, 81Aug 16, 83[B62D, A01B]
D269784 Agricultural tillerExpiredSep 17, 80Jul 19, 83[D150]
4392538 Adjustable handle assembly for walk-behind garden implementExpiredJan 29, 81Jul 12, 83[B62D]
4372397 Garden tiller with extended tine shieldExpiredMar 30, 81Feb 08, 83[B62D, A01B]
D267000 Power driven ski vehicleExpiredSep 29, 78Nov 23, 82[D121]
D266917 Power driven ski vehicleExpiredSep 29, 78Nov 16, 82[D121]
4306405 Drive assembly for rotary mower or the likeExpiredAug 07, 80Dec 22, 81[A01D]
4286682 Motorized ski bobExpiredOct 04, 78Sep 01, 81[B62M]

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