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:
Aug. 27, 1991
Filed:
Apr. 23, 1990
Applicant:
Inventor:
Satyam C Cherukuri, West Haven, CT (US);
Assignee:
Olin Corporation, New Haven, CT (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ;
U.S. Cl.
CPC ...
428432 ; 428427 ; 428433 ; 428472 ; 428701 ; 428702 ;
Abstract
The present invention relates to a glass for making glass to metal seals. The coefficient of thermal expansion of the glass is in excess of 160.times.10.sup.-7 in/in/.degree.C. making the glass particularly useful for sealing copper and copper based alloys. The glass has particular utility in the manufacture of electronic packages and multi-layer circuitry.
Cherukuri, Satyam. (1991). Metal sealing glass composite with matched coefficients of thermal (U.S. Patent No. 5043222). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5043222
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