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:
Nov. 28, 1978
Filed:
Oct. 08, 1976
Harvey J Grubbs, Mechanicsville, VA (US);
Thomas V Van Auken, Richmond, VA (US);
William R Johnson, Jr, Richmond, VA (US);
Philip Morris, Incorporated, New York, NY (US);
Abstract
This invention provides .alpha.-substituted-vinyl menthyl carbonate esters, and further provides menthol-release oligomeric and polymeric derivatives thereof corresponding to the formula: ##STR1## WHEREIN R is a member selected from the group consisting of aliphatic, alicyclic and aromatic hydrocarbon radicals containing between 1 and about 10 carbon atoms, and n is an integer varying between 2 and about 200. This invention further provides a smoking composition comprising an admixture of tobacco and a polymeric composition as described herein as a menthol-release agent.