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. 23, 2001
Filed:
Apr. 16, 1996
Applicant:
Inventors:
Noriyuki Yanai, Yokohama, JP;
Masahiro Watabe, Yokohama, JP;
Hiroshi Tajika, Yokohama, JP;
Atsushi Arai, Kawasaki, JP;
Haruo Uchida, Yokohama, JP;
Kiyoshi Kuramochi, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/165 ;
U.S. Cl.
CPC ...
B41J 2/165 ;
Abstract
A cleaning member comprising an ether series polyurethane rubber elastic body, the curing agent component of said ether series polyurethane rubber elastic body essentially consisting of a bifunctional component, or in addition, said ether series polyurethane rubber elastic body further containing a water repellency-adding material having an active group capable of chemically bonding to said polyurethane rubber.