LENOX CRYSTAL, INCORPORATED

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Patent Activity in the Last 10 Years

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
D348544 Rump protection deviceExpiredNov 15, 91Jul 05, 94[]
4638205 Piezo-electric transducerExpiredApr 27, 81Jan 20, 87[H01L]
4434400 Circuit for supervising an electronic electricity meterExpiredApr 27, 81Feb 28, 84[G08B, G01R]
D271652 Acid-etched pattern for glasswareExpiredJun 16, 81Dec 06, 83[D070]
D271500 Reading machine for advancing and displaying reading material for physically handicapped personsExpiredMay 05, 81Nov 22, 83[D190]
4412501 Ship-burne oil dispersant procedure and apparatusExpiredJun 05, 81Nov 01, 83[B63B]
D270970 LuggageExpiredFeb 12, 82Oct 18, 83[D030]
D270872 LuggageExpiredFeb 12, 82Oct 11, 83[D030]
D270873 LuggageExpiredFeb 12, 82Oct 11, 83[D030]
4408194 Capacitive pressure relief rupture disc monitorExpiredFeb 02, 81Oct 04, 83[G08B]
D270057 SnowplowExpiredNov 12, 80Aug 09, 83[D080]
D269712 Pharmaceutical tabletExpiredJun 03, 81Jul 12, 83[D280]
4390208 Inertia responsive seat back latching mechanismExpiredApr 27, 81Jun 28, 83[B60N]
4389335 Catalyst for carbon monoxide conversion in sour gasExpiredApr 14, 81Jun 21, 83[B01J]
D269018 Toy pianoExpiredApr 13, 81May 17, 83[D210]
4360256 Single reflex camera with an optoelectronic distance meter mounted in the vicinity of the view finder eyepieceExpiredApr 13, 81Nov 23, 82[G03B]
D260948 LuggageExpiredApr 02, 79Sep 29, 81[D030]
D257915 LuggageExpiredApr 02, 79Jan 20, 81[D030]
D257650 LuggageExpiredMar 23, 79Dec 23, 80[D030]
D257651 LuggageExpiredMar 28, 79Dec 23, 80[D030]

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