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:
Feb. 19, 2002
Filed:
Apr. 04, 2000
Applicant:
Inventors:
John Denick, Jr., Pittsford, NY (US);
David J. Heiler, Avon, NY (US);
Zhenze Hu, Pittsford, NY (US);
Joseph C. Salamone, Boca Raton, FL (US);
Richard V. Smerbeck, Pittsford, NY (US);
Assignee:
Bausch & Lomb Incorporated, Rochester, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 4/732 ; A61K 3/174 ; A61F 2/00 ; A61F 1/300 ;
U.S. Cl.
CPC ...
A61K 4/732 ; A61K 3/174 ; A61F 2/00 ; A61F 1/300 ;
Abstract
The present invention is directed to a method of treating dry eye by instilling eyedrops of a composition containing a cationic cellulosic polymer. Such compositions have been found to alleviate the symptoms of dry eye without requiring the presence of anionic therapeutic agents. Low ionic strength solutions are particularly preferred.