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:
Jun. 13, 1989
Filed:
Jun. 29, 1988
Yoshiaki Fujikura, Utsunomiya, JP;
Tomohito Kitsuki, Utsunomiya, JP;
Manabu Fujita, Kashiwa, JP;
Nao Toi, Sakura, JP;
Kao Corporation, Tokyo, JP;
Abstract
The invention provides derivatives of bornane-3-spiro-1'-cyclopentane with woody note scent useful as a base component in perfumery formulations which comprises those having a substituting group selected from a methoxyl, ethoxyl, formyloxyl and acetoxyl groups or two of substituting groups being either a hydroxyl group and a methyl group or a hydroxyl group and an ethyl group at the 2-position synthesized by any of the reactions of borane-3-spiro-1'-cyclopentan-2--ol or bornane-3-spiro-1'-cyclopentan-2-one with any of the reagents selected in accordance with the substituting group(s) to be introduced. The invention also provides perfumery compositions containing the above.