MISHIMA PAPER CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM2155
 
  
 
B27N MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL 112
 
  
 
D21F PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON128
 
  
 
D21H PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C, D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR 137

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6977111 Multi-layer paper peelable into at least two thin sheetsMay 22, 01Dec 20, 05[B32B]
5849153 Water-dispersible sheet and cigarette using the sameJul 30, 96Dec 15, 98[D21H]
5316839 Heat resistant, flame resistant conducting sheet having an electrical insulation layerMay 26, 93May 31, 94[B27N, D21F, B32B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2004/0094,174 Wrapper paper for smoking articles decreasing the amount of visible sidestream smoke of tobaccoAbandonedNov 13, 03May 20, 04[D21F]
5722433 Water-dispersible sheet for cigarettes and cigarette using the sameExpiredJul 30, 96Mar 03, 98[A24D]
5173521 Absorbent fibrous structure and producing method thereofExpiredJun 14, 91Dec 22, 92[C08J]
4810562 Image changeable sheet with waterExpiredApr 28, 87Mar 07, 89[B32B]
4645566 Process for producing electroconductive filmsExpiredJan 24, 85Feb 24, 87[D21H]
4339143 Pressure-sensitive recording materialExpiredAug 18, 80Jul 13, 82[B41M]

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