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. 02, 1976
Filed:
Apr. 07, 1975
Applicant:
Inventors:
Takashi Ito, Toyonaka, JA;
Hironori Matsui, Hirakata, JA;
Assignees:
Kanebo, Ltd., Tokyo, JA;
Matsushita Electric Industrial Co., Ltd., Kodama, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429246 ;
Abstract
Separators for a lead-acid storage battery are provided which are composed of a fibrous structure such as non-woven fabric, paper, woven or knitted fabric which is impregnated with 1 to 50% by weight, based on the weight of the fibrous structure not yet coagulated, of an organopolysiloxane and then cured.