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:
Aug. 07, 2001
Filed:
Feb. 24, 1989
Applicant:
Inventors:
Franco Rivetti, 41-Schio, Vicenza, IT;
Fiorenzo Renzi, 1-Gorgonzola, Milan, IT;
Ugo Romano, 12-Vimercate, Milan, IT;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
C08F / ;
Abstract
A liquid composition, polymerizable by means of a free-radical route to yield optical articles endowed with a high refractive index, contains an allyl-carbonate derivative definable with the general formula: