B.A.T. Cigaretten-Fabriken GmbH
Patent Owner
Stats
- 1 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Jun 09, 1992 most recent publication
Details
- 1 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 416 Total Citation Count
- Sep 28, 1977 Earliest Filing
- 39 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
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Recent Patents
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Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5060668 Device for the production of at least two adjacent rows of perforations in cigarettes and/or filter-lining paper or filter-wrapping paperExpiredMay 14, 85Oct 29, 91[A24C]
5052415 Process for the impregnation of fibers of a tobacco smoke filter with dicarboxylic or polycarboxylic acids or anhydrides thereofExpiredMay 24, 89Oct 01, 91[A24D]
4919589 Apparatus for supplying a stack of carton blanks form a pallet to the magazine of a carton-packing machineExpiredNov 16, 88Apr 24, 90[B65G, B65H]
4865051 Apparatus for the continuous determination of two physical properties of the constituents of a smokable articleExpiredMar 29, 88Sep 12, 89[A24C]
4848370 Method for controlling at least two of the physical properties, decisive for the quality of the finished smokable article, of a material rod of filter or tabacco materialExpiredMar 22, 88Jul 18, 89[A24C]
4835605 Method for the determination of a geometrical parameter for crimped, irregularly structured fibresExpiredJun 26, 87May 30, 89[H04N]
4811744 Apparatus for measuring the draw resistance of a rod of tobacco fibersExpiredMar 21, 88Mar 14, 89[A24C]
4771794 Method and apparatus for controlling at least two physical properties, decisive for the quality of the finished product, of a rod made of smokable materialExpiredMar 26, 87Sep 20, 88[A24C]
4767924 Apparatus for optical monitoring with a high pressure lamp connected to a fiber optic cableExpiredAug 19, 87Aug 30, 88[G01N]
4748332 Apparatus for detecting the longitudinal edges of a rod-shaped objectExpiredMar 05, 87May 31, 88[G01N]
4743335 Device for the continuous feeding of a ribbon shaped material to a processing machineExpiredSep 04, 86May 10, 88[B32B]
4674697 Splicing and threading device for strips of paper, especially for strips of cigarette paperExpiredApr 23, 86Jun 23, 87[B65H]
4641667 Process of preparing nicotine N'-oxide and smoking products containing itExpiredDec 07, 84Feb 10, 87[A24B, C07D]
4615342 Device for determining continuously the hardness of a smokable articleExpiredFeb 08, 85Oct 07, 86[A24C]
4600023 Process for the preparation of aromatic substances from diterpene fractionsExpiredMay 18, 84Jul 15, 86[A24B]
4598721 Method and apparatus for producing crimped fibre pieces of reconstituted tobaccoExpiredOct 29, 84Jul 08, 86[A24B]
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