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:
Sep. 15, 2015
Filed:
Apr. 30, 2014
Applicant:
Nektar Therapeutics, San Francisco, CA (US);
Inventors:
Zhongxu Ren, Foster City, CA (US);
Bo-Liang Deng, San Ramon, CA (US);
Jennifer Riggs-Sauthier, San Francisco, CA (US);
Micah Harvey, Madison, AL (US);
Assignee:
Nektar Therapeutics, San Francisco, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/44 (2006.01); C07D 213/80 (2006.01); A61K 47/48 (2006.01); C07C 255/43 (2006.01); C07D 211/90 (2006.01); C07D 281/10 (2006.01); C07D 413/04 (2006.01); C07D 417/04 (2006.01); A61K 31/4418 (2006.01);
U.S. Cl.
CPC ...
A61K 47/48215 (2013.01); A61K 31/4418 (2013.01); C07C 255/43 (2013.01); C07D 211/90 (2013.01); C07D 281/10 (2013.01); C07D 413/04 (2013.01); C07D 417/04 (2013.01);
Abstract
The invention provides small molecule drugs that are chemically modified by covalent attachment of a water soluble oligomer. A conjugate of the invention, when administered by any of a number of administration routes, exhibits characteristics that are different from the characteristics of the small molecule drug not attached to the water soluble oligomer.