EFKA-Werke Fritz Kiehn GmbH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A24C MACHINES FOR MAKING CIGARS OR CIGARETTES215

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6206006 Manual packing device for cigarette tubes, in particular cigarette filter tubes with a variable-length tobacco packing chamber hand filling device for cigarette tubes, particularly filter cigarette tubes, with a tobacco press chamber variable in lengthSep 14, 98Mar 27, 01[5./0, A24C]
5749378 Tobacco product for the self-preparation of a cigarette, especially of filter-tipped cigarette and method of forming the cigaretteApr 18, 94May 12, 98[A24C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5967311 Packaging for cigarette papers and blank for this purposeExpiredSep 08, 98Oct 19, 99[A24F]
5526825 Smoking tobacco for self-making a cigarette, and device thereforExpiredAug 24, 93Jun 18, 96[A24F]
5450861 Manual filling device for cigarette tubes, particularly for cigarette filter tubesExpiredFeb 19, 93Sep 19, 95[A24C]
5197495 Make-your-own system for making a cigarette, especially a filter-tipped cigaretteExpiredApr 26, 89Mar 30, 93[A24F, A24C, A24D]
5167241 Tobacco product consisting of a pre-portioned tobacco supply surrounded by cigarette paper of tubular shape, and method of and device for preparing such a tobacco productExpiredFeb 20, 85Dec 01, 92[A24C]
5141000 Tobacco product consisting of a preformed tobacco strand and a preformed tubular cigarette wrapperExpiredOct 31, 90Aug 25, 92[A24B, A24D]
5072740 Device for filling prefabricated cigarette tubes, especially filter tipped cigarette tubesExpiredMay 21, 90Dec 17, 91[A24C]
4887617 Tobacco product for the personal preparation of a cigarette, in particular filter cigaretteExpiredDec 21, 87Dec 19, 89[A24C]
4658837 Apparatus for filling cigarette tubesExpiredMay 09, 84Apr 21, 87[A24C]
4620551 Apparatus for manually filling cigarette tubesExpiredDec 10, 84Nov 04, 86[A24C]
D275897 Apparatus for filling empty cigarette tubesExpiredFeb 22, 82Oct 09, 84[]
4249546 Apparatus for filling empty cigarette tubesExpiredJul 27, 79Feb 10, 81[A24C]

Top Inventors for This Owner

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