G. Siempelkamp GmbH & Co.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6158492 Apparatus for making a foil-clad laminateExpiredJul 23, 98Dec 12, 00[B32B, H05K]
5596924 Belt press for continuous manufacture of wood-product membersExpiredOct 24, 95Jan 28, 97[B30B]
5445702 Apparatus for producing laminate boardsExpiredJan 14, 94Aug 29, 95[B32B]
5354409 Apparatus for producing laminate boardsExpiredSep 25, 92Oct 11, 94[B32B]
5336077 Roller for continuous belt pressExpiredDec 16, 92Aug 09, 94[B29C]
5320516 System for making beltsExpiredDec 07, 92Jun 14, 94[B29C, B30B]
5275682 Method of making decor laminate board in a single-level platen pressExpiredAug 13, 91Jan 04, 94[B32B]
5202133 Apparatus for spreading a particle massExpiredJul 10, 91Apr 13, 93[B29C, B28B]
5193451 Belt press for making panelsExpiredSep 17, 91Mar 16, 93[B30B]
5176073 Dewatering pressExpiredApr 05, 91Jan 05, 93[B30B]
5112431 Press for making pressed boardExpiredApr 20, 90May 12, 92[B30B]
5102596 Method of producing shaped articles of fiber/binder mixturesExpiredNov 29, 90Apr 07, 92[C04B]
4966642 Method of the continuous production of circuit board structuresExpiredApr 05, 89Oct 30, 90[B32B]
4923384 Continuous press for hot pressing a matExpiredApr 14, 89May 08, 90[B30B]
4907938 Loading apparatus for a platen press used in making particle boardExpiredApr 14, 89Mar 13, 90[B27N]
4854026 Method of producing a press platenExpiredAug 19, 87Aug 08, 89[B23P]
4825659 Control system for a hydraulically actuated pressExpiredMay 04, 83May 02, 89[F16D]
4727973 Spindle press with replaceable clutch padsExpiredFeb 04, 86Mar 01, 88[F16D]
4726871 Continuously operable press for the manufacture of laminatesExpiredApr 10, 86Feb 23, 88[B23P, B29C, B31F]
4693860 Method of conveying particulate matsExpiredAug 19, 86Sep 15, 87[B29C, B65G]

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