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:
May. 01, 2001
Filed:
Aug. 27, 1999
Applicant:
Inventors:
Assignee:
Essilor International Compagnie Generale d 'Optique, Charenton Cedex, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03F 7/004 ;
U.S. Cl.
CPC ...
G03F 7/004 ;
Abstract
The composition according to the invention comprises at least one polymerizable monomer with a labile proton, at least one polymerizable monomer with an iso(thio)cyanate group, a photoinitiating agent and an agent for activating the photoinitiator chosen from phosphines and phosphorus halides.