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. 16, 1993
Filed:
Dec. 23, 1991
Applicant:
Inventors:
Louis T Manzione, Summit, NJ (US);
C Kumar Patel, Summit, NJ (US);
Assignee:
AT&T Bell Laboratories, Murray Hill, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K / ; H01L / ;
U.S. Cl.
CPC ...
361392 ; 257629 ;
Abstract
As the size and consequent thickness of IC packages shrink bowing of the package due to differential contractions becomes a problem. The solution according to this invention is to mold strain relief grooves into the surface of the plastic package.