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. 07, 1981
Filed:
Aug. 13, 1979
Applicant:
Inventors:
Kunihiko Fujiwara, Yokohama, JP;
Kazuya Osawa, Yokohama, JP;
Yoshiteru Takeda, Tokyo, JP;
Toshiaki Yabumoto, Yokohama, JP;
Assignees:
The Furukawa Electric Company, Ltd., Tokyo, JP;
The Furukawa Battery Co., Yokohama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
525 61 ; 260 / ; 429247 ; 429249 ; 429204 ;
Abstract
A galvanic cell separator composed of polyvinyl alcohol having a crystallinity of 0.4 or more to be used with a galvanic cell containing alkaline electrolyte, and a method of manufacturing the same.
Fujiwara, Kunihiko. (1981). Galvanic cell separator (U.S. Patent No. 4277572). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4277572
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile