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:
Feb. 07, 1995
Filed:
Jun. 28, 1991
Applicant:
Inventor:
Tohru Yamamoto, Ohshinohara, Yasu-cho, Yasu-Gun, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; A61K / ; A01N / ;
U.S. Cl.
CPC ...
523102 ; 524700 ; 524800 ; 524837 ; 524916 ; 512-4 ; 42721332 ; 42721334 ; 42721333 ; 427487 ; 427496 ; 42840221 ; 42840224 ; 428290 ; 428470 ; 264-43 ; 264-47 ; 522 79 ; 522 84 ; 522178 ; 522913 ;
Abstract
Perfume compositions are formed by hydrolyzing an aqueous mixture of an alkoxide, a silane coupling agent, and a perfume substance using an acid catalyst, then condensing the resulting hydrolysate using a base catalyst, to form a conjugated polymer matrix encapsulating and/or clathrating the perfume substance.