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. 18, 2000
Filed:
Aug. 15, 1997
Panayotis Constantinou Andricacos, Croton-on-Hudson, NY (US);
Hariklia Deligianni, Edgewater, NJ (US);
James McKell Harper, Yorktown Heights, NY (US);
Chao-Kun Hu, Somers, NY (US);
Dale Jonathan Pearson, Yorktown Heights, NY (US);
Scott Kevin Reynolds, Granite Springs, NY (US);
King-Ning Tu, Los Angeles, CA (US);
Cyprian Emeka Uzoh, Hopewell Junction, NY (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A method of making Copper alloys containing between 0.01 and 10 weight percent of at least one alloying element selected from carbon, indium and tin is disclosed for improved electromigration resistance, low resistivity and good corrosion resistance that can be used in chip and package interconnections and conductors by first forming the copper alloy and then annealing it to cause the diffusion of the alloying element toward the grain boundaries between the grains in the alloy are disclosed.