The Japan Tobacco Salt Public Corporation

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4765349 System for controlling lamina size in a raw material treatment process for tobacco leavesExpiredOct 27, 86Aug 23, 88[A24B]
4756400 Product supply system for accumulation packaging machineExpiredApr 06, 87Jul 12, 88[B65G]
4709708 Control system for humidity controller of tobacco leavesExpiredJul 12, 84Dec 01, 87[A24B]
4709711 Cigarette filter, method and apparatus for making sameExpiredFeb 17, 84Dec 01, 87[A24D]
4693260 Continuous cigarette rod cutting apparatus for a cigarette making machineExpiredFeb 26, 85Sep 15, 87[A24C]
4693261 Continuous cigarette rod cutting apparatus for a cigarette making machineExpiredFeb 26, 85Sep 15, 87[A24C]
4672796 Control method of stop waiting operation in collective packing machineExpiredSep 10, 86Jun 16, 87[B65B]
4660298 Process for the temperature control of a drying apparatusExpiredNov 30, 84Apr 28, 87[F26B]
4651757 Method and apparatus for releasing cut tobacco from cigaretteExpiredDec 18, 84Mar 24, 87[A24C]
4649940 Method and apparatus for threshing ribs from tobacco leaves and the likeExpiredJul 17, 84Mar 17, 87[A01F, A01D]
4616475 Package forming apparatusExpiredFeb 27, 85Oct 14, 86[B65B]
4592244 Device for reciprocally driving a shaftExpiredFeb 27, 85Jun 03, 86[F16H]
4574817 Cork knife cleaning apparatusExpiredFeb 24, 84Mar 11, 86[B26D, A24C]
4557698 Apparatus for supplying cardboardsExpiredNov 09, 83Dec 10, 85[B65H]
4556072 Cigarette reversing apparatusExpiredNov 09, 83Dec 03, 85[A24C]
4550821 Cigarette reversing apparatusExpiredDec 20, 83Nov 05, 85[B65G]
4546780 Apparatus for air drying tobacco leavesExpiredSep 28, 83Oct 15, 85[A24B]
4407863 Process for producing granule coated with tannic acid metal chelate compoundExpiredDec 31, 81Oct 04, 83[A24D]
4261373 Tobacco filters and method for forming sameExpiredMay 15, 78Apr 14, 81[A24C]
4211243 Process for producing expanded tobacco stemsExpiredFeb 21, 78Jul 08, 80[A24B]

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