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:
Jan. 14, 1992
Filed:
Jan. 07, 1991
Applicant:
Inventors:
Robert J Druskis, Webster, NY (US);
Rose A Milne, Penfield, NY (US);
Assignee:
Bausch & Lomb Incorporated, Rochester, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B24B / ;
U.S. Cl.
CPC ...
51317 ; 51309 ; 51293 ; 5128 / ; 51304 ;
Abstract
A method for polishing hydrophilic contact lenses which comprises applying a polish consisting of a substantially water free material that in solution acts as a surfactant and an optional abrasive material to the lens surface to be polished and applying a moving polishing tool to the lens.