Tobacco Research and Development Institute (Proprietary) Limited

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A24D CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES222
 
  
 
A24B MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF119
 
  
 
A24C MACHINES FOR MAKING CIGARS OR CIGARETTES116
 
  
 
B31C MAKING WOUND ARTICLES, e.g. WOUND TUBES 18

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2012/0220,438 Filter Rod MakerAug 19, 10Aug 30, 12[B31C]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8770206 Flow control device for a smoking articleOct 15, 10Jul 08, 14[A24B, A24D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0032,161 Flow Control Device for a Smoking ArticleAbandonedJan 25, 11Feb 07, 13[A24D]
5092107 Method of making flip-top cartonsExpiredJun 25, 91Mar 03, 92[B31B, B65B]
5044550 Flip-top cartonsExpiredAug 22, 90Sep 03, 91[B65D]
4903712 Cigarettes and methods of making themExpiredJun 13, 89Feb 27, 90[A24C]
4702263 Tobacco smoke filtersExpiredMay 20, 86Oct 27, 87[A24D]
4611676 Weighbelt apparatusExpiredJul 01, 85Sep 16, 86[G01L, G01G]
4509609 Weighbelt apparatusExpiredJul 27, 83Apr 09, 85[G01G]
4336660 Drying of tobacco productsExpiredOct 24, 80Jun 29, 82[F26B]

Top Inventors for This Owner

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