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:
Jan. 15, 1980
Filed:
May. 09, 1978
Applicant:
Inventors:
Sadayoshi Mukai, Ukyo-ku, Kyoto, JP;
Yoshiaki Otani, Ukyo-ku, Kyoto, JP;
Osamu Yamaguchi, Ukyo-ku, Kyoto, JP;
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
H01G / ;
U.S. Cl.
CPC ...
361315 ; 361318 ; 361319 ; 361327 ; 252 63 ;
Abstract
An electrical capacitor using as the insulating oil a mixture of triaryl phosphate, diisopropyl naphthalene and monoisopropyl naphthalene. The phosphate has the structural formula of ##STR1## wherein n=1 to 3; R and R' are alkyl groups, the number of R being 1 and the number of R' being 0 or 1, and the total number of carbon atoms contained in the alkyl group or groups attached to each benzene ring is 1 to 5.
Mukai, Sadayoshi. (1980). Electrical capacitor (U.S. Patent No. 4184190). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4184190
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile