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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.:

US 11672820 B1

PDFFull Text
Date of Patent:
Jun. 13, 2023

Filed:

May. 19, 2022

Ophthalmic compositions with improved dessication protection and retention

Applicant:

Alcon Inc., Fribourg, CH;

Inventors:

James W. Davis, Falmouth, ME (US);

Howard Allen Ketelson, Dallas, TX (US);

Elaine E. Campbell, Shelton, CT (US);

David L. Meadows, Colleyville, TX (US);

Rekha Rangarajan, Fort Worth, TX (US);

Assignee:

Alcon Inc., Fribourg, CH;

Attorney:

Sheng-Hsin Hu

Primary Examiner:

Dale R Miller

Int. Cl.
CPC ...
A61K 31/736 (2006.01); A61K 9/00 (2006.01); A61K 47/02 (2006.01); A61K 47/10 (2017.01); A61K 47/26 (2006.01); A61K 47/36 (2006.01); A61K 47/32 (2006.01); A61K 31/728 (2006.01);
U.S. Cl.
CPC ...
A61K 31/736 (2013.01); A61K 9/0048 (2013.01); A61K 31/728 (2013.01); A61K 47/02 (2013.01); A61K 47/10 (2013.01); A61K 47/26 (2013.01); A61K 47/32 (2013.01); A61K 47/36 (2013.01);
Abstract

The present invention relates to artificial tear compositions and ophthalmic compositions suitable for drug delivery. In one embodiment of the present invention, the compositions comprise a galactomannan polymer such as guar or hydroxypropyl guar, hyaluronic acid, and a cis-diol such as sorbitol. In a preferred embodiment, the compositions also comprise a borate compound.

Find Patent Forward Citations

Davis, James. (2023). Ophthalmic compositions with improved dessication protection and retention (U.S. Patent No. 11672820). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11672820

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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