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. 23, 1985
Filed:
Jan. 09, 1984
Applicant:
Inventors:
George A Shirn, Williamstown, MA (US);
William J Pfister, Cheshire, MA (US);
Assignee:
Sprague Electric Company, North Adams, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01G / ;
U.S. Cl.
CPC ...
361433 ; 252 622 ;
Abstract
An electrolytic capacitor containing an anodized porous tantalum pellet utilizes as electrolyte an azeotrope of hydrochloric acid and water, preferably containing about 20 wt % hydrochloric acid.