Vickers Limited

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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Expired/Abandoned/Withdrawn Patents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
4595648 Radiation-sensitive plates formed using diazonium saltsExpiredSep 11, 84Jun 17, 86[G03C]
4492470 Measuring microscopeExpiredMar 01, 82Jan 08, 85[G01B]
4486097 Flow analysisExpiredSep 09, 81Dec 04, 84[G01J, G01N]
4459933 Marine tether anchoring deviceExpiredOct 30, 81Jul 17, 84[F16B, F16D, B63B]
4406526 Focusing of optical viewing apparatusExpiredMay 11, 81Sep 27, 83[G02B]
4396017 Transcutaneous gas sensorExpiredJan 26, 81Aug 02, 83[A61B]
4365573 Steering gear for shipsExpiredJun 16, 80Dec 28, 82[B63H]
4364323 Vertical stressed mooring tether in a floating oil platformExpiredJan 21, 81Dec 21, 82[B63B]
4359960 Marine tether anchoring deviceExpiredJan 21, 81Nov 23, 82[F16B, B63B]
4350756 Processing of radiation sensitive platesExpiredFeb 04, 81Sep 21, 82[G11D, G03F]
4335617 FlowmeterExpiredFeb 26, 80Jun 22, 82[G01F]
4331075 Value setting mechanism, particularly for franking machinesExpiredFeb 04, 80May 25, 82[B41L, B41J]
4319568 Liquid dispensing apparatusExpiredOct 29, 79Mar 16, 82[A61M]
4313105 Encoding switchesExpiredNov 14, 79Jan 26, 82[H01H]
4310087 Single revolution clutches, particularly for franking machinesExpiredFeb 25, 80Jan 12, 82[F16D]
4303287 Locking mechanism for a storage cabinetExpiredFeb 04, 80Dec 01, 81[E05B, E05C]
4296983 Edge joint for sheetsExpiredAug 29, 79Oct 27, 81[A47B]
4296194 Positive-working light sensitive diazo materials with azo dyeExpiredFeb 19, 80Oct 20, 81[G03C]
4294910 Printing platesExpiredAug 11, 80Oct 13, 81[G03C, G03F]
4295134 Liquid flow detecting deviceExpiredJul 11, 79Oct 13, 81[G08B, G01F]

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