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:
Jul. 04, 2017
Filed:
Nov. 20, 2013
Applicant:
Alcon Research, Ltd., Fort Worth, TX (US);
Inventors:
Masood A. Chowhan, Arlington, TX (US);
Wesley Wehsin Han, Arlington, TX (US);
L. Wayne Schneider, Crowley, TX (US);
Assignee:
ALCON RESEARCH, LTD, Fort Worth, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 31/662 (2006.01); A61K 31/66 (2006.01); A61K 33/42 (2006.01); A61K 9/00 (2006.01);
U.S. Cl.
CPC ...
A61K 31/66 (2013.01); A61K 9/0043 (2013.01); A61K 9/0046 (2013.01); A61K 9/0048 (2013.01); A61K 31/662 (2013.01); A61K 33/42 (2013.01);
Abstract
The present invention is related to pharmaceutical compositions that include a phosphonium antimicrobial agent. In a preferred embodiment, the present invention relates to an otic, nasal or ophthalmic composition (e.g., an aqueous ophthalmic solution) that includes a phosphonium salt compound as an antimicrobial agent. The compositions typically possess sufficient antimicrobial activity to satisfy USP preservative efficacy requirements and/or similar preservative standards (e.g., EP and JP).