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. 09, 1999
Filed:
Aug. 20, 1996
Applicant:
Inventors:
Bernd Karl-Heinz Appelt, Apalachin, NY (US);
Anilkumar Chinuprasad Bhatt, Johnson City, NY (US);
James W Fuller, Jr, Endicott, NY (US);
John Matthew Lauffer, Waverly, NY (US);
Voya Rista Markovich, Endwell, NY (US);
William John Rudik, Vestal, NY (US);
William Earl Wilson, Waverly, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K / ;
U.S. Cl.
CPC ...
174258 ; 174260 ;
Abstract
A printed circuit board for use in an electronic device package such as a ball grid array package or organic chip carrier package includes a glass-free dielectric for separating and insulating power cores, circuitry or plated through holes from each other to prevent shorts caused by a migration of conductive material along glass-based prepreg substrates.