RF & SON INC.

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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 MOUTHPIECES420

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5253660 Reduced sidestream smoke smoking article wrappers, methods of making such wrappers and smoking articles made from such wrappersApr 24, 92Oct 19, 93[A24D]
5247950 Control of static burning rate by use of binary burnign chemical combinationsJul 02, 91Sep 28, 93[A24D]
5228464 Wrapper for smoking article, smoking article, and method of making same, case VIIIApr 21, 92Jul 20, 93[A24D]
5161550 Wrappers for smoking articles, methods of making such wrappers and smoking articles made from such wrappers--case VSep 09, 91Nov 10, 92[A24D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6645605 Materials and method of making same for low ignition propensity productsExpiredJan 15, 01Nov 11, 03[B32B]
5385158 Wrapper for smoking article, smoking article, and method of making sameExpiredSep 09, 91Jan 31, 95[A24D]
5154191 Wrappers for smoking articles, methods of making such wrappers and smoking articles made from such wrappers - case IExpiredApr 26, 90Oct 13, 92[A24F]
4881557 Smoking article wrapper and method of making sameExpiredApr 20, 88Nov 21, 89[A24D]
4804002 Tobacco product containing side stream smoke flavorantExpiredMay 29, 87Feb 14, 89[A24B, A24D]
4450847 Wrapper for smoking articles and methodExpiredApr 07, 82May 29, 84[A24D]

Top Inventors for This Owner

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