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:
Dec. 29, 1992
Filed:
Feb. 10, 1992
Applicant:
Inventors:
Christopher P Newman, Canterbury, GB;
Karen J Rossiter, South Ashford, GB;
Charles S Sell, Aldington, GB;
Assignee:
Unilever Patent Holdings B.V., Rotterdam, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
512 12 ; 549369 ; 549333 ;
Abstract
Novel perfumery chemicals having a cyclic acetal structure and providing a variety of perfume notes, especially amber, are described. They are prepared by reacting specified diols and aldehydes/ketones.
Quick Actions:
Newman, Christopher. (1992). Perfumery materials (U.S. Patent No. 5175143). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5175143
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