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. 05, 1996
Filed:
Jun. 18, 1993
Applicant:
Inventors:
Yoshiaki Mogami, Okayama, JP;
Akira Moriya, Okayama, JP;
Assignee:
Junkosha Company Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210489 ; 210490 ; 21050027 ; 2105001 ; 21050036 ;
Abstract
A layered composite material for filtration having a filter layer, a buffer layer, and a support, layer. The buffer layer is a material more compressible and extensible than the support layer and imparts strength and durability to the composite material.