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:
Aug. 11, 1992
Filed:
Aug. 10, 1990
Applicant:
Inventor:
Everett W Southwick, Richmond, VA (US);
Assignees:
Philip Morris Incorporated, New York, NY (US);
Philip Morris Products Inc., Richmond, VA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A24B / ; C07C / ;
U.S. Cl.
CPC ...
131277 ; 560 53 ;
Abstract
This invention provides smoking compositions which contain a novel di-vanillyl ester flavorant-release additive. Under cigarette smoking conditions, a combustible filler and/or paper wrapper additive such as di-ethylvanillyl oxalate pyrolyzes and releases ethylvanillin as a volatile flavorant component of the cigarette smoke.