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:
May. 08, 2001
Filed:
Mar. 19, 1999
Applicant:
Inventors:
Marie A. Rinaldi, St. Petersburg, FL (US);
Subhash J. Saxena, Belmont, CA (US);
Paul C. Tutschek, Largo, FL (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 5/48 ;
U.S. Cl.
CPC ...
A61K 5/48 ;
Abstract
A softgel-compatible composition containing retinol comprises retinol-impregnated microparticles. The composition may include an optionally thickened silicone oil, or may include an emulsion comprising a silicone oil. Ascorbic acid may be present as ascorbic acid-impregnated microparticles and/or within the emulsion. Such compositions are compatible with softgels, and may also be used in other dispensing containers, such as sachets, tubes, and airless pumps.