The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 11, 1995
Filed:
Jun. 11, 1993
Applicant:
Inventors:
Jeffery S Gentry, Pfafftown, NC (US);
Karen M Womble, Winston-Salem, NC (US);
Chandra K Banerjee, Pfafftown, NC (US);
Richard L Blakley, Pfafftown, NC (US);
Assignee:
R. J. Reynolds Tobacco Company, Winston-Salem, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A24D / ; A24D / ;
U.S. Cl.
CPC ...
131342 ; 131361 ; 131365 ;
Abstract
A cigarette includes a filter element including a carbon-containing paper or a paper containing molecular sieves. The paper circumscribes filter material, such as cellulose acetate tow, within the filter element. The paper is useful as a plug wrap for a filter element.
Quick Actions:
Gentry, Jeffery. (1995). Cigarette filter (U.S. Patent No. 5404890). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5404890
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile