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. 11, 2000
Filed:
Mar. 25, 1998
Applicant:
Inventor:
Masaharu Shirai, Kusatsu, JP;
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01B / ; B44C / ;
U.S. Cl.
CPC ...
216 13 ; 174255 ;
Abstract
Short circuiting in printed circuit boards made by processes in which a continuous metal layer applied by electroless deposition is etched to form the conductor pattern is eliminated by subjecting the board to an oxidation treatment after etching but before removal of the etching agent.
Shirai, Masaharu. (2000). Circuit board and fabrication method thereof (U.S. Patent No. 6048465). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6048465
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile