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:
May. 13, 2003
Filed:
Aug. 31, 2001
Applicant:
Inventors:
Hisayoshi Kojima, Mishima, JP;
Hironobu Isobe, Numazu, JP;
Kenji Matsuda, Numazu, JP;
Takashi Yahagi, Toride, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 1/500 ; G03G 1/508 ;
U.S. Cl.
CPC ...
G03G 1/500 ; G03G 1/508 ;
Abstract
A unit detachably mountable to an image forming apparatus includes a developer accommodating portion having a developer inlet hole; a first opening and closing member for opening and closing the inlet hole; and a second opening and closing member for opening and closing the inlet hole, the second opening and closing member being movable above the first opening and closing member.