FLOWIL INTERNATIONAL (HOLDING) B.V.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5057741 Glow discharge starter having dual gapsExpiredNov 30, 90Oct 15, 91[H01J]
5011444 Method of making a lead-in mount and sealExpiredAug 01, 90Apr 30, 91[H01J]
5001391 Glow discharge starterExpiredJul 30, 86Mar 19, 91[H01J]
4970425 Thermal device, mount, and manufacturing methodExpiredApr 24, 89Nov 13, 90[H01J]
4959589 Glow discharge starter having discharge extinguishing meansExpiredNov 28, 88Sep 25, 90[H01H]
4938727 Method of manufacturing a glow discharge starterExpiredJun 19, 89Jul 03, 90[H01J]
4935090 Photoflash array quick-cure laminating processExpiredSep 03, 81Jun 19, 90[B65C, B32B, H05K]
4912370 Glow discharge starter containing cylindrical capacitorExpiredNov 28, 88Mar 27, 90[H01H]
4882835 Method of making glow discharge starterExpiredJun 19, 89Nov 28, 89[H01J, H05B]
4845406 Getter-containing glow discharge starter having dual gapsExpiredFeb 01, 88Jul 04, 89[H01J]
4843282 Glow discharge starter containing silverExpiredFeb 16, 88Jun 27, 89[H01J]
4837483 Glow discharge starter containing boronExpiredApr 14, 88Jun 06, 89[H01J]
4761583 Glow discharge starter containing radioactive alloyExpiredJul 30, 86Aug 02, 88[H01J, H01H]
D291322 Multilamp photoflash unitExpiredMar 20, 85Aug 11, 87[]
4686421 Glow discharge starter and arc discharge lamp containing sameExpiredMay 30, 85Aug 11, 87[H01J]
4676738 Miniaturized photoflash array fabrication processExpiredNov 25, 81Jun 30, 87[F21K]
4664622 Multilamp photoflash device with improved coatingExpiredApr 30, 86May 12, 87[F21K]
4661058 Stabilized silver compound switchExpiredJan 27, 86Apr 28, 87[F21K]
4659307 Aluminum hydroxide stabilized switchExpiredJun 22, 84Apr 21, 87[F21K]
4659308 Photoflash lamp with improved primerExpiredDec 10, 85Apr 21, 87[F21K]

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