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:
Oct. 20, 1987
Filed:
Aug. 30, 1985
Applicant:
Inventors:
W Geoffrey Chan, Richmond, VA (US);
Yoram Houminer, Richmond, VA (US);
Assignee:
Philip Morris Incorporated, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C07F / ;
U.S. Cl.
CPC ...
2604 / ; 131276 ; 131277 ; 131279 ; 260399 ; 260404 ; 260410 ; 2604105 ; 556441 ; 549501 ; 560-9 ; 560 45 ; 560 53 ; 560122 ; 560125 ; 560126 ; 560147 ; 560170 ; 560174 ; 560144 ; 560145 ;
Abstract
This invention provides smoking compositions which contain a .beta.-hydroxy-.gamma.-ketoester compound as a flavorant-release additive. In one of its embodiments, this invention provides tobacco compositions which contain a flavorant-release additive such as dodecyl 3-hydroxy-2,2,3-trimethyl-4-oxopentanoate: ##STR1## Under cigarette smoking conditions the above illustrated .beta.-hydroxy-.gamma.-keto ester pyrolyzes into 2,3-butanedione and other products which enhance the flavor of the mainstream smoke and the aroma of sidestream smoke.