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:
May. 05, 1999
Applicant:
Inventors:
David J. Heiler, Avon, NY (US);
Suzanne F. Groemminger, Rochester, NY (US);
John Denick, Jr., Pittsford, NY (US);
Lisa C. Simpson, Rochester, NY (US);
Assignee:
Bausch & Lomb Incorporated, Rochester, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 4/700 ;
U.S. Cl.
CPC ...
A61K 4/700 ;
Abstract
The present invention provides an optically clear, hydrophilic coating upon the surface of a silicone hydrogel lens by plasma treating the lens and subsequently heating the lens in an aqueous solution containing a surface-protective agent.