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:
Sep. 23, 2025
Filed:
Nov. 16, 2018
Applicant:
Bausch & Lomb Incorporated, Rochester, NY (US);
Inventors:
Kimberly Anne Millard, Rochester, NY (US);
Madhu Ayyagari, Rancho Santa Margarita, CA (US);
Erning Xia, Penfield, NY (US);
Bill Reindel, Webster, NY (US);
Assignee:
BAUSCH & LOMB INCORPORATED, Rochester, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K 47/36 (2006.01); A61F 9/00 (2006.01); A61F 9/007 (2006.01); A61K 47/02 (2006.01); A61K 47/18 (2017.01); A61L 27/02 (2006.01); A61L 27/12 (2006.01); A61L 27/20 (2006.01); A61L 27/36 (2006.01); A61L 31/04 (2006.01); A61L 31/14 (2006.01);
U.S. Cl.
CPC ...
A61L 27/20 (2013.01); A61F 9/0017 (2013.01); A61F 9/00754 (2013.01); A61L 27/025 (2013.01); A61L 27/12 (2013.01); A61L 27/3637 (2013.01); A61L 31/042 (2013.01); A61L 31/143 (2013.01); A61K 47/02 (2013.01); A61K 47/18 (2013.01); A61K 47/36 (2013.01); A61L 2400/06 (2013.01); A61L 2400/16 (2013.01); A61L 2430/16 (2013.01);
Abstract
A viscoelastic composition is disclosed which comprises (a) tris(hydroxymethyl)aminomethane or a salt thereof; (b) a phosphate buffer agent; and (c) a viscoelastic agent having an average molecular weight of about 100 to about 5,000,000.