Chen; Huagang

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chen; Huagang.The latest application filed is for "ophthalmic compositions containing a synergistic combination of two polymers".

Company Profile

0.9.12

Chen; Huagang - Arlington TX
Chen; Huagang - Arllington TX
Chen; Huagang - Irving TX

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Ophthalmic Compositions Containing A Synergistic Combination of Two Polymers App 20160095927 - Chowhan; Masood A. ; et al.	2016-04-07
Ophthalmic Compositions Containing A Synergistic Combination Of Two Polymers App 20130039879 - Chowhan; Masood A. ; et al.	2013-02-14
Ophthalmic compositions containing a synergistic combination of two polymers Grant 8,313,754 - Chowhan , et al. November 20, 2	2012-11-20
Ophthalmic Compositions Containing A Synergistic Combination Of Two Polymers App 20110190203 - Chowhan; Masood A. ; et al.	2011-08-04
Ophthalmic compositions containing a synergistic combination of two polymers Grant 7,947,295 - Chowhan , et al. May 24, 2	2011-05-24
Ophthalmic compositions containing a synergistic combination of three polymers Grant 7,914,803 - Chowhan , et al. March 29, 2	2011-03-29
Ophthalmic compositions containing a synergistic combination of two polymers Grant 7,709,012 - Chowhan , et al. May 4, 2	2010-05-04
Ophthalmic compositions containing a synergistic combination of three polymers Grant 7,618,620 - Chowhan , et al. November 17, 2	2009-11-17
Ophthalmic Compositions Containing A Synergistic Combination Of Three Polymers App 20080193407 - Chowhan; Masood A. ; et al.	2008-08-14
Ophthalmic Compositions Containing A Synergistic Combination Of Three Polymers App 20080075687 - Chowhan; Masood A. ; et al.	2008-03-27
Ophthalmic compositions containing a synergistic combination of three polymers Grant 7,329,411 - Chowhan , et al. February 12, 2	2008-02-12
Ophthalmic compositions containing a synergistic combination of three polymers Grant 7,306,802 - Chowhan , et al. December 11, 2	2007-12-11
Ophthalmic Compositions Containing A Synergistic Combination Of Three Polymers App 20070231294 - Chowhan; Masood A. ; et al.	2007-10-04
Ophthalmic Compositions Containing A Synergistic Combination Of Three Polymers App 20070224159 - Chowhan; Masood A. ; et al.	2007-09-27
Ophthalmic compositions containing a synergistic combination of three polymers Grant 7,244,440 - Chowhan , et al. July 17, 2	2007-07-17
Ophthalmic Compositions Containing A Synergistic Combination Of Two Polymers App 20070128156 - Chowhan; Masood A. ; et al.	2007-06-07
Ophthalmic Compositions Containing A Synergistic Combination Of Three Polymers App 20070128288 - Chowhan; Masood A. ; et al.	2007-06-07
Ophthalmic compositions containing a synergistic combination of three polymers App 20040253202 - Chowhan, Masood A. ; et al.	2004-12-16
Ophthalmic compositions containing a synergistic combination of two polymers App 20040253280 - Chowhan, Masood A. ; et al.	2004-12-16
Artificial tear composition containing a combination of three demulcents Grant 6,620,797 - Chowhan , et al. September 16, 2	2003-09-16
Artificial tear composition containing a combination of three demulcents App 20020123482 - Chowhan, Masood A. ; et al.	2002-09-05

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