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:
Apr. 08, 2003
Filed:
Feb. 21, 2001
Applicant:
Inventor:
Liqun Larry Wang, Lexington, KY (US);
Assignee:
Lexmark International, Inc., Lexington, KY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 2/100 ;
U.S. Cl.
CPC ...
G03G 2/100 ;
Abstract
A waste toner container and auger therefor. Auger flights have a continuously decreasing flight pitch from the front of the auger to the back of the auger. The auger includes a flightless portion near the back wall of the container.