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:
Jul. 27, 1982
Filed:
Feb. 26, 1981
Applicant:
Inventors:
William G Deichert, Macedon, NY (US);
Gary D Friends, Ontario, NY (US);
John B Melpolder, Hilton, NY (US);
Joon S Park, Rochester, NY (US);
Assignee:
Bausch & Lomb Incorporated, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08F / ;
U.S. Cl.
CPC ...
528 26 ; 525479 ; 526279 ; 528 25 ; 3511 / ;
Abstract
Monomeric polysiloxanes endcapped with activated unsaturated groups are copolymerized with a modulus modifier and tear film stabilizers to form hard, gas permeable, polysiloxane contact lenses and other biomedical devices.