Petzl S.A.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5,400,869 Method and device for ascending along a ropeExpiredSep 17, 92Mar 28, 95[A63B]
5,145,027 Roping sit harness for climbing or cavingExpiredNov 19, 91Sep 08, 92[A26B, A62B]
5,076,400 Self-jamming safety device for a ropeExpiredMay 03, 90Dec 31, 91[B65H]
5,071,716 Casing for cylindrical electrical batteries of different diametersExpiredJul 09, 90Dec 10, 91[H01M]
5,054,577 Self-jamming descender for a rope with two jamming positionsExpiredOct 31, 90Oct 08, 91[A63B]
4,734,834 Compact waterproof lighting lamp with adjustable light beamExpiredApr 24, 87Mar 29, 88[F21L]
4,429,351 Electric lamp with a single device for focus-control and switch-controlExpiredSep 30, 82Jan 31, 84[F21L]

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