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. 16, 1992
Filed:
May. 20, 1991
Applicant:
Inventors:
John J Merianos, Middletown, NJ (US);
Michael W Helioff, Westfield, NJ (US);
Assignee:
ISP Investments Inc., Wilmington, DE (US);
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424 7805 ; 424 7807 ; 424 7824 ; 424616 ; 514859 ;
Abstract
What is provided herein is a method for treating acne vulgaris with a composition containing a stable, high purity, substantially anhydrous complex of PVP and H.sub.2 O.sub.2 in which the constituents are present respectively in substantially a 1:1 molar ratio and the complex is a free-flowing, fine white powder.