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. 16, 2006
Filed:
Jul. 26, 2001
Vladimir Babtsov, Kiryat Shmona, IL;
Yury Shapiro, Givat Shmuel, IL;
Emma Kvitnitsky, Kiryat Shmona, IL;
Valery Belakhov, Haifa, IL;
Vladimir Babtsov, Kiryat Shmona, IL;
Yury Shapiro, Givat Shmuel, IL;
Emma Kvitnitsky, Kiryat Shmona, IL;
Valery Belakhov, Haifa, IL;
Tagra Biotechnologies Ltd., Netanya, IL;
Abstract
Novel derivatives of ascorbic acid and compositions comprising them are provided. The novel derivatives are of the following general formula (I): where R1 is a C2–C22 saturated or unsaturated fatty acid residues, amino acid residues, or a C1–C17 alkyl ; R2 is a group of the following formula (II) wherein R5 or R6 are the same or different and represent hydrogen, a C1–C4 alkyl, or R5 is C1–C4 alkyl group and R6 is a metal cation or ammonium cation; R3 or R4 are the same or different and represent hydrogen, C2–C22 saturated or unsaturated fatty acid residues, amino acid residues, or a C1–C17 alkyl.