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:
Jul. 14, 1998
Filed:
Oct. 10, 1997
Applicant:
Inventor:
Stephen L Kopolow, Plainsboro, NJ (US);
Assignee:
ISP Investments Inc., Wilmington, DE (US);
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ;
U.S. Cl.
CPC ...
264-47 ; 42840222 ; 42721334 ;
Abstract
This invention relates to a water insoluble encapsulate comprising a water insoluble polymer of a perfluoroether containing perfluorinated isopropyloxy units and having a number average molecular weight of between about 450 and about 15,000 which polymer is encapsulated in a water soluble, non-halogenated polymer and to the stable, homogeneous, aqueous compositions of the encapsulated perfluoroether polymer in various formulations of cosmetically, pharmaceutically and agrochemically active substances.