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:
Nov. 12, 1996
Filed:
Feb. 27, 1995
Applicant:
Inventors:
Nissanke L Dassanayake, Arlington, TX (US);
Ronald L Schlitzer, Fort Worth, TX (US);
Joonsup Park, Arlington, TX (US);
Assignee:
Alcon Laboratories, Inc., Fort Worth, TX (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01N / ; A61L / ; C11D / ; A61K / ;
U.S. Cl.
CPC ...
422 28 ; 424 7804 ; 514840 ; 510112 ;
Abstract
The use of certain amidoamines to disinfect contact lenses and preserve ophthalmic compositions is described, Ophthalmic compositions containing these compounds as disinfecting agents or preservatives are also described, The amidoamines utilized in the present invention have potent antibacterial and antifungal activity, and are chemically compatible with inorganic ions and other materials utilized in ophthalmic compositions.