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. 01, 2009
Filed:
Feb. 26, 2008
Nnochiri Ekwuribe, Cary, NC (US);
Amy L. Odenbaugh, Cary, NC (US);
Nnochiri Ekwuribe, Cary, NC (US);
Amy L. Odenbaugh, Cary, NC (US);
Biocon Limited, , IN;
Abstract
The present invention provides a compound having a formula: where Ris selected from the group consisting of alkyl, CH(OCH)OCH, and —(OCH)OCH; n is 0-4; Olig is an oligomer having a formula:-L-O-PAGR.R]where L is a optional linker moiety selected from the group consisting of —CHO—, —CHOX—, —OX—, —C(O)—, —C(O)X, —NH—, —NHC(O)—, —XNHC(O)—, —NHC(O)X—, —C(O)NH—, —C(O)NHX—, and where X is alkyor is not present, Y is N or O or is not present, and Ris alkyl; PAG is a linear or branched polyalkylene glycol moiety; Ris an alkylcapping moiety if X is present or alkylif X is not present; and q is a number from 1 to the maximum number of branches on PAG; and m is 1-5.