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. 19, 1981
Filed:
Mar. 07, 1979
Applicant:
Inventors:
Suresh T Gulati, Elmira, NY (US);
Norman A Smith, Corning, NY (US);
Anton A Spycher, Big Flats, NY (US);
Assignee:
Corning Glass Works, Corning, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02C / ;
U.S. Cl.
CPC ...
351163 ; 65DI / ; 351166 ;
Abstract
A photochromic glass/plastic laminated lens of improved physical durability comprising a buried layer of photochromic glass, surface layers of optically clear plastic, and adhesive bonding layers of high strength but low elastic modulus between the buried glass and plastic surface layers, is described.