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. 01, 1988
Filed:
Apr. 27, 1987
Applicant:
Inventor:
E James Fresia, Williamstown, MA (US);
Assignee:
Sprague Electric Company, North Adams, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25D / ; C25D / ;
U.S. Cl.
CPC ...
204 371 ; 204 383 ; 204 42 ;
Abstract
Anodization of a tantalum pellet in a phosphate/glycol electrolyte is interrupted in order to heat the pellet without bias to a high temperature, then the anodization is completed, then a semiconductor is deposited in the pellet, and then the pellet is heated under bias less than employed during the anodization.
Quick Actions:
Fresia, E. (1988). Solid tantalum capacitor process (U.S. Patent No. 4781802). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4781802
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile