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:
Aug. 10, 2010
Filed:
Dec. 03, 2004
Applicants:
Ting-chu Ko, Hsinchu, TW;
Chien-hsueh Shih, Taipei, TW;
Minghsing Tsai, Chu-Pai, TW;
Inventors:
Assignee:
Taiwan Semiconductor Manufacturing Co., Hsin-Chu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25D 3/38 (2006.01);
U.S. Cl.
CPC ...
Abstract
A chemical solution for an electro chemical plating process includes an electro chemical plating solution; and an additive, added in the electro chemical plating solution, substantially consisting of a polymer with one or more kinds of impurities, wherein each kind of the impurities has a density, with respect to the polymer, lower then 10atoms/cc.