Warner-Lambert Technologies Inc.

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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Expired/Abandoned/Withdrawn Patents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
4778247 Molded objective head for fiberscopes with integral lensesExpiredOct 05, 87Oct 18, 88[F21V, G02B, A61B]
4685450 EndoscopeExpiredAug 15, 86Aug 11, 87[A61B]
4651718 Vertebra for articulatable shaftExpiredDec 20, 84Mar 24, 87[A61B]
D285113 UrinometerExpiredNov 25, 83Aug 12, 86[]
4598698 Diagnostic deviceExpiredJan 17, 85Jul 08, 86[A61B]
4593679 Connector device for an endoscopeExpiredFeb 04, 85Jun 10, 86[A61B]
4588294 Searching and measuring endoscopeExpiredJun 27, 84May 13, 86[G02B, A61B]
4586491 Bronchoscope with small gauge viewing attachmentExpiredDec 14, 84May 06, 86[A61B]
4580551 Flexible plastic tube for endoscopes and the likeExpiredNov 02, 84Apr 08, 86[A61B]
4578096 Gradient index optical componentsExpiredAug 13, 80Mar 25, 86[G02B]
4576772 Catheter with optimum resistance to bending and method of manufactureExpiredJul 20, 84Mar 18, 86[B28B, B29D]
4572163 Valve body for endoscopeExpiredNov 13, 84Feb 25, 86[A61B]
4534339 EndoscopeExpiredOct 17, 83Aug 13, 85[A61B]
D273986 Design for a blood clot detection instrumentExpiredJul 08, 81May 22, 84[]
4414009 Method of making an image intensifier faceplateExpiredJun 11, 82Nov 08, 83[C03B]
4393322 Image intensifier faceplateExpiredAug 15, 80Jul 12, 83[H01J]
4391621 Method of making lenses having a spherical faceExpiredMar 23, 81Jul 05, 83[C03C]
4389089 Flexible fiber optical conduit and method of makingExpiredJul 14, 80Jun 21, 83[C03B, G02B]
D268637 Condiment millExpiredJul 30, 80Apr 19, 83[D070]
4378952 Dynamic image enhancer for fiberscopesExpiredAug 15, 80Apr 05, 83[G02B]

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