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:
Feb. 17, 2009
Filed:
Sep. 29, 2006
John S. Facci, Webster, NY (US);
John G. Elliot, Penfield, NY (US);
Robert M. Mara, Fairport, NY (US);
Richard L. Forbes, Ii, Pittsford, NY (US);
James P. Kitchen, Webster, NY (US);
John S. Facci, Webster, NY (US);
John G. Elliot, Penfield, NY (US);
Robert M. Mara, Fairport, NY (US);
Richard L. Forbes, II, Pittsford, NY (US);
James P. Kitchen, Webster, NY (US);
Xerox Corporation, Norwalk, CT (US);
Abstract
An electrostatic printing machine having a plurality of color stations having a system for maintaining a preset toner age in each of the plurality of color stations, including: determining a toner age for each of the plurality of color stations; determining if purge while run is required based on the toner age for each of the plurality of color stations; defining an area on a unused portion of an imaging frame for a purge patch, the defining includes sizing a plurality of purge patch regions wherein each of the purge patch regions may have a different size; allocating each of the plurality of purge patch regions to at least one color plane from a group of color separations.