MULTIFASTENER CORPORATION

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5174018 Die button with staking featuresExpiredJul 11, 91Dec 29, 92[B23P]
4724610 Fastener installation apparatusExpiredNov 24, 86Feb 16, 88[B23P]
4691429 Quick disconnect couplerExpiredApr 08, 86Sep 08, 87[B23P]
4679690 Fastener orienting, tapping and collection systemExpiredOct 15, 84Jul 14, 87[B65D]
4653970 Quarter-turn fastenerExpiredAug 22, 85Mar 31, 87[B23P, F16B]
4642869 Process of attaching a nut to a plate-shaped workpieceExpiredJan 24, 85Feb 17, 87[B23P]
4633560 Self-attaching fastener, die setExpiredSep 06, 85Jan 06, 87[B23P]
4630363 Sealed nut and panel assembly apparatusExpiredApr 15, 85Dec 23, 86[B23D]
4610072 Method of installing a fastener to a panelExpiredOct 04, 84Sep 09, 86[B23P, B21D]
4555838 Method of installing self-attaching fastenersExpiredDec 21, 83Dec 03, 85[B23P]
4543701 Method of attaching a fastener to a panelExpiredJun 14, 83Oct 01, 85[B23P]
4532664 Fastener orienting, tapping and collection systemExpiredMar 29, 84Aug 06, 85[B23G]
4505416 Fastener installation apparatusExpiredJul 13, 82Mar 19, 85[B23P, B21J]
4484385 Method of forming sealed nut and panel assemblyExpiredJul 13, 82Nov 27, 84[B23P]
4476599 Fastener orienting, tapping and collection systemExpiredJul 06, 82Oct 16, 84[B23G]
4459073 Fasteners with piercing and riveting performanceExpiredMar 28, 83Jul 10, 84[F16B]
4442584 Nut installation apparatus, method and controlsExpiredJul 13, 82Apr 17, 84[B23P]
4384667 Fastener installation tool and bolster assemblyExpiredApr 29, 81May 24, 83[B23P, B21J]
4370794 Clinch nut and method of installing sameExpiredOct 01, 80Feb 01, 83[B23P, B21D]
4348796 Nut installation apparatus and methodExpiredFeb 06, 80Sep 14, 82[B21P]

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