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:
Jul. 09, 1991
Filed:
Apr. 04, 1990
Applicant:
Inventors:
John Acocella, Hopewell Junction, NY (US);
Nanik Bakhru, Danbury, CT (US);
Alfred Grill, Ossining, NY (US);
Egidio Marotta, Poughkeepsie, NY (US);
Bernard S Meyerson, Yorktown Heights, NY (US);
Vishnubhai V Patel, Yorktown Heights, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ;
U.S. Cl.
CPC ...
357 81 ; 357 81 ; 357 71 ; 165905 ; 165865 ;
Abstract
A device that contains a copper substrate; a rigidizing layer and/or a metal layer, and a non-graphitic hard carbon layer deposited on the rigidizing layer; and use as a heat sink or piston for electronic components.