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. 04, 1998
Filed:
Sep. 03, 1997
Applicant:
Inventors:
Kiyotaka Odagiri, Nagoya, JP;
Takuo Kato, Nagoya, JP;
Assignee:
Tomey Technology Corporation, Nagoya, JP;
Primary Examiner:
Int. Cl.
CPC ...
G02C / ; C08F / ;
U.S. Cl.
CPC ...
523106 ; 3511 / ; 3511 / ; 524529 ; 524533 ; 524552 ; 524571 ; 525310 ;
Abstract
An ocular lens material comprising a copolymer obtained by copolymerizing a copolymerizable composition of which the main components are a diene polymer and a monomer capable of copolymerizing with the diene polymer, having high oxygen permeability, high refractive index and high mechanical strength, and being excellent in flexibility and shape recoverability, and its production process are disclosed.