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:
Dec. 07, 2004
Filed:
Oct. 15, 2001
Applicant:
Inventors:
E. Jennings Taylor, Troy, OH (US);
Jenny J. Sun, Tipp City, OH (US);
Assignee:
Faraday Technology Marketing Group, LLC, Troy, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25D 5/18 ;
U.S. Cl.
CPC ...
C25D 5/18 ;
Abstract
The interior of cavities and through-holes in electrically conductive substrates having high-aspect ratios of 8:1 or greater can be electroplated with a uniform layer of metal on their interior surfaces by using a pulse reverse voltage waveform having a pulse train of long cathodic pulses followed by short anodic pulses even in the absence of conventional additives such as levelers and brighteners.