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:
Jun. 11, 2013
Filed:
Jul. 13, 2010
Applicants:
Richard Fanqing Meng, Rochester, NY (US);
Shane Mao, Pittsford, NY (US);
Lawrence Chapoy, Barrington Hills, IL (US);
Inventors:
Richard Fanqing Meng, Rochester, NY (US);
Shane Mao, Pittsford, NY (US);
Lawrence Chapoy, Barrington Hills, IL (US);
Assignee:
Bausch & Lomb Incorporated, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/04 (2006.01); B29D 11/00 (2006.01); A61K 9/00 (2006.01); G02C 7/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of making a contact lens involves depositing on a portion of a molding surface of a contact lens mold a colorant composition comprising a pigment, a copolymer of 2-hydroxyethylmethacrylate and N-vinylpyrrolidinone, and a crosslinking monomer.