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. 16, 2016
Filed:
Apr. 23, 2015
Lexmark International, Inc., Lexington, KY (US);
Martin Victor DiGirolamo, Lexington, KY (US);
Billie Jo Enciu, Richmond, KY (US);
Kelly Ann Killeen, Lexington, KY (US);
Kurt Daniel Lambert, Lexington, KY (US);
Johnny Dale Massie, II, Lexington, KY (US);
Robert Francis Soto, Lexington, KY (US);
Donald Wayne Stafford, Lexington, KY (US);
Lexmark International, Inc., Lexington, KY (US);
Abstract
A toner adder roll according to one example embodiment includes an electrically conductive shaft defining an axis of rotation of the toner adder roll. A foam member is cylindrically disposed about the shaft and forms an outer circumferential surface of the toner adder roll. The foam member is composed of a polymeric open-cell foam material. An abrasive agent is dispersed on the outer circumferential surface of the toner adder roll.