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:
Aug. 16, 2022
Filed:
Feb. 13, 2019
Canon Kabushiki Kaisha, Tokyo, JP;
Takashi Ninomiya, Kashiwa, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A developing apparatus includes a first conveyance screw in a first chamber and a second conveyance screw in a second chamber, a developer accommodating portion disposed above the second conveyance screw, and an opening portion in the accommodating portion and through which the developer is supplied to the second chamber. In addition, a sealing sheet is attached to a sheet attaching portion and seals the opening portion, and a sheet discharge portion is disposed above the sheet attaching portion and discharges the sealing sheet to out of the developing apparatus. The sheet discharge portion is formed along a radial direction of the second conveyance screw in a cross section perpendicular to a rotation axis direction of the second conveyance screw.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile