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:
Nov. 19, 1985
Filed:
Jun. 18, 1984
Applicant:
Inventors:
Kenneth Chyung, Painted Post, NY (US);
Peter C Schultz, Painted Post, NY (US);
Mark P Taylor, Painted Post, NY (US);
Assignee:
Corning Glass Works, Corning, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428113 ; 264 60 ; 264 63 ; 264 65 ; 264 66 ; 428294 ; 428408 ; 428426 ; 428428 ; 428697 ; 428701 ; 428702 ; 4289122 ;
Abstract
This invention relates to the production of mirror blanks comprising a low expansion graphite or SiC fiber reinforced glass-ceramic composite substrate with a surface facing of a glass or glass-ceramic bonded thereto having an expansion closely matching that of the composite.