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:
Nov. 20, 2007
Filed:
Jun. 28, 2006
Yezdi Dordi, Palo Alto, CA (US);
William Thie, Mountain View, CA (US);
Algirdas Vaskelis, Vilnius, LT;
Eugenijus Norkus, Vilnius, LT;
Jane Jaciauskiene, Vilnius, LT;
Aldona Jagminiene, Vilnius, LT;
Yezdi Dordi, Palo Alto, CA (US);
William Thie, Mountain View, CA (US);
Algirdas Vaskelis, Vilnius, LT;
Eugenijus Norkus, Vilnius, LT;
Jane Jaciauskiene, Vilnius, LT;
Aldona Jagminiene, Vilnius, LT;
Lam Research Corporation, Fremont, CA (US);
Abstract
An electroless copper plating solution is disclosed herein. The solution includes an aqueous copper salt component, an aqueous cobalt salt component, a polyamine-based complexing agent, a chemical brightener component, a halide component, and a pH-modifying substance in an amount sufficient to make the electroless copper plating solution acidic. A method of preparing an electroless copper solution is also provided.