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:
Apr. 24, 2001
Filed:
Jan. 20, 1999
Applicant:
Inventors:
Richard J. Cassidy, Newburgh, NY (US);
John R. Lankard, Jr., Poughkeepsie, NY (US);
Jawahar P. Nayak, Wappingers Falls, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 3/112 ; B32B 1/800 ;
U.S. Cl.
CPC ...
B32B 3/112 ; B32B 1/800 ;
Abstract
Disclosed is a method for reducing screening defects on ceramic greensheets which includes placing additional vias in the kerf that will be eventually discarded during the sizing operation. Also disclosed is a ceramic substrate laminate article with reduced screening defects.