Heinrich Kopp GmbH & Co. KG

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5297002 Device for rapid attachment of serially-mounted electrical apparatusExpiredJun 08, 92Mar 22, 94[H02B]
5151674 Power circuit breakerExpiredMar 08, 91Sep 29, 92[H01H]
4856999 Electric adapter connectorExpiredOct 09, 87Aug 15, 89[H01R]
4559510 Equipment protecting electrical circuit breakerExpiredMar 02, 84Dec 17, 85[H01H]
4288768 Electrical full protection circuit breakerExpiredJul 30, 79Sep 08, 81[H01H]

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