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:
Dec. 30, 2003
Filed:
May. 30, 2001
Applicant:
Inventors:
Tomonori Shida, Numazu, JP;
Kazuo Kishino, Kawasaki, JP;
Masaaki Takahashi, Asaka, JP;
Hideyuki Yano, Mishima, JP;
Atsuyoshi Abe, Susono, JP;
Masahiro Suzuki, Numazu, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 2/700 ; B32B 1/508 ; G03G 1/520 ;
U.S. Cl.
CPC ...
B32B 2/700 ; B32B 1/508 ; G03G 1/520 ;
Abstract
A laminate film showing good durability under pressure and heat application, and suitably used as a fixing film for toner image fixation, is provided. Such a laminate film is provided by forming a polyimide resin layer on a metal base layer at a controlled imidation percentage of 70-93%.