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.

Date of Patent:
Oct. 25, 2022

Filed:

Aug. 04, 2021
Applicant:

Tearclear Corp., Copley, OH (US);

Inventors:

Michael T. Malanga, Midland, MI (US);

Michael Williams, Keystone Heights, FL (US);

Srini Venkatesh, Copley, OH (US);

Assignee:

TEARCLEAR CORP., Copley, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 9/00 (2006.01); A61K 31/222 (2006.01); A61K 31/498 (2006.01); B01J 20/28 (2006.01); B01J 20/26 (2006.01); A61K 47/18 (2017.01);
U.S. Cl.
CPC ...
A61F 9/0008 (2013.01); A61K 31/222 (2013.01); A61K 31/498 (2013.01); A61K 47/186 (2013.01); B01J 20/261 (2013.01); B01J 20/267 (2013.01); B01J 20/28047 (2013.01);
Abstract

A system comprising a preservative-removing polymeric matrix comprising an active matrix component and an inactive matrix component. A method for administering an ophthalmic agent comprises providing a solution, emulsion, or suspension comprising an ophthalmic agent, and a preservative; and providing a preservative-removing polymeric matrix comprising an active matrix component and an inactive matrix component, and wherein the polymeric matrix is configured to selectively absorb the preservative when the solution, emulsion, or suspension is passed therethrough.


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