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:
May. 22, 2001
Filed:
Jun. 28, 1994
Applicant:
Inventors:
Kim Joseph Blackwell, Owego, NY (US);
Pei Cheh Chen, Endwell, NY (US);
Allan Robert Knoll, Endicott, NY (US);
Luis Jesus Matienzo, Endicott, NY (US);
Richard Dean Weale, Owego, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 1/434 ; B32B 1/508 ;
U.S. Cl.
CPC ...
C23C 1/434 ; B32B 1/508 ;
Abstract
A metallic layer is coated onto a polyimide substrate by sputtering a layer of chromium followed by a layer of copper whereby the rate of deposition of the chromium is about 4 angstroms/second or less.