Branched esters in skin care applications
Patent 5656664 Issued on August 12, 1997. Estimated Expiration Date: 
August 23, 2016. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
August 23, 2016. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesPolyguerbet alcohol esters Citrate polyesters of guerbet of alcohols and their alkoxylates as polycarbonate lubricants Di-guerbet esters Patent #: 5488121 InventorApplicationNo. 704408 filed on 08/23/1996US Classes:514/552, Z contains an unbroken chain of at least seven carbon atoms bonded directly to the C(=O) group514/506, Ester DOAI514/844, COSMETIC, FACIAL514/847, Facial moisturizer514/873EMOLLIENTExaminersPrimary: Carr, Deborah D.International ClassA01N 037/02AbstractThe present invention deals with the certain novel esters which are prepared by the reaction of an alpha methyl alcohol and a fatty acid. These materials are useful as conditioning agents for skin. | |
