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:
Mar. 18, 1986
Filed:
May. 23, 1985
Applicant:
Inventor:
John F MacDowell, Painted Post, NY (US);
Assignee:
Corning Glass Works, Corning, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03C / ; C03C / ; C03C / ;
U.S. Cl.
CPC ...
501 10 ; 501 63 ; 501 77 ;
Abstract
This invention is directed to the production of transparent, translucent, or opaque glass-ceramic articles containing BPO.sub.4 as the predominant crystal phase by heat treating precursor glass articles consisting essentially, expressed in terms of weight percent on the oxide basis, of about: