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Changquan Sun
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Portage, MI, US
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Patents Grants
last 30 patents
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Patent Grant
Solid salt forms of a pyrrole substituted 2-indolinone
Patent number
8,987,320
Issue date
Mar 24, 2015
Zoetis LLC
Changquan C. Sun
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Crystalline pyrazoles
Patent number
7,652,149
Issue date
Jan 26, 2010
Pharmacia & UpJohn Company LLC
Changquan Sun
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Polymorphs of pyrrole substituted 2-indolinone protein kinase inhib...
Patent number
7,452,913
Issue date
Nov 18, 2008
Pharmacia and Upjohn Company
Changquan Sun
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
SOLID SALT FORMS OF A PYRROLE SUBSTITUTED 2-INDOLINONE
Publication number
20120142749
Publication date
Jun 7, 2012
PFIZER PRODUCTS INC.
Changquan C. Sun
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CRYSTALLINE PYRAZOLES
Publication number
20100093820
Publication date
Apr 15, 2010
Pharmacia & Upjohn Company LLC
Changquan Sun
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Polymorphs of Pyrrole Substituted 2-Indolinone Protein Kinase Inhib...
Publication number
20090048327
Publication date
Feb 19, 2009
PHARMACIA & UPJOHN COMPANY
Changquan Sun
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Solid Salt Forms Of A Pyrrole Substituted 2-Indolinone
Publication number
20080275101
Publication date
Nov 6, 2008
Pfizer Inc.
Michael Hawley
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Crystalline pyrazoles
Publication number
20050222240
Publication date
Oct 6, 2005
Changquan Sun
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Polymorphs of pyrrole substituted 2-indolinone protein kinase inhib...
Publication number
20040259929
Publication date
Dec 23, 2004
Pharmacis & Upjohn Company
Changquan Sun
C07 - ORGANIC CHEMISTRY