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:
Jan. 27, 1976
Filed:
Apr. 12, 1973
Applicant:
Inventors:
Neil Hunter Ray, Runcorn, EN;
William Derek Robinson, Runcorn, EN;
Assignee:
Imperial Chemical Industries Limited, London, EN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C03C / ;
U.S. Cl.
CPC ...
106 / ; 106 / ;
Abstract
Inorganic oxide glasses having compositions within the range (in moles percent) B.sub.2 O.sub.3 1.2-3.5, P.sub.2 O.sub.5 50-72, PbO 0-30, transition metal oxides 0-5, the remainder being oxides selected from alkali metal oxides, alkaline earths and zinc oxide.