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. 16, 1999
Filed:
Apr. 09, 1998
Applicant:
Inventor:
Mark F Sylvester, Eau Claire, WI (US);
Assignee:
W. L. Gore & Associates, Inc., Newark, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D / ; H01L / ;
U.S. Cl.
CPC ...
164 97 ; 257704 ;
Abstract
A lid for a chip/package system includes a body sized to fit over an integrated circuit chip and being connectable to a package. The body has at least two regions exhibiting different coefficients of thermal expansion, with one CTE matching that of the chip and the other matching that of the package.