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:
Aug. 08, 2017
Filed:
Sep. 06, 2013
Applicant:
Nektar Therapeutics, San Francisco, CA (US);
Inventors:
Wen Zhang, San Ramon, CA (US);
Xuyuan Gu, Foster City, CA (US);
Stephanie Allums-Donald, Madison, AL (US);
Jennifer Riggs-Sauthier, San Francisco, CA (US);
Assignee:
Nektar Therapeutics, San Francisco, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 313/12 (2006.01); A61K 47/48 (2006.01); C07C 217/48 (2006.01);
U.S. Cl.
CPC ...
C07D 313/12 (2013.01); A61K 47/48215 (2013.01); C07C 217/48 (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.