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:
Dec. 23, 2008
Filed:
Mar. 11, 2003
Jack Yongfeng Zhang, Rancho Cucamonga, CA (US);
Mary Ziping Luo, Rancho Cucamonga, CA (US);
Jack Yongfeng Zhang, Rancho Cucamonga, CA (US);
Mary Ziping Luo, Rancho Cucamonga, CA (US);
Amphastar Pharmaceuticals, Inc., Rancho Cucamonga, CA (US);
Abstract
An oil-in-water propofol emulsion that contains soybean oil and egg lecithin, which provide a source of nutrition for microorganisms. Current products include additives to act as a microbial growth retardation agent, the processes described herein detail several methods for the optimization of the innate microbial retardation capability of propofol. Using this process improves the safety of a propofol emulsion solution by controlling microbial growth without the side effects associated with growth retardation additives.