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:
Aug. 20, 2002
Filed:
Sep. 25, 2000
Joseph K. Yoon, Palisade Park, NJ (US);
Richard W. Saunders, Palisades, NY (US);
Mahdi Fawzi, Morristown, NJ (US);
American Cyanamid Company, Madison, WI (US);
Abstract
This invention provides carrier systems useful in preparing pharmaceutical formulations, the systems comprising, by weight percentage, from about 1% to about 20%, preferably from about 5% to about 12%, of a surfactant component; from about 55% to about 93%, preferably from about 60% to about 85%, of a component of one or more polyethylene glycols (PEG); and from about 1% to about 25%, preferably from about 5% to about 15%, of one or more sucrose fatty acid esters or polyvinylpyrrolidone (PVP) with a K value between about 15 and about 90, preferably with a K value of from about 16 to about 18, most preferably about 17, as defined in USP/NF, or a combination of one or more sucrose fatty acid esters or PVP, and, optionally, one or more pharmaceutically acceptable preservatives or antioxidants, such as BHA, BHT, ascorbyl palmitate or benzyl alcohol.