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. 04, 2020
Filed:
May. 16, 2019
Lexmark International, Inc., Lexington, KY (US);
Weimei Luo, Louisville, CO (US);
David Glenn Black, Broomfield, CO (US);
Mark Thomas Bellino, Loveland, CO (US);
LEXMARK INTERNATIONAL, INC., Lexington, KY (US);
Abstract
An overcoat layer for an organic photoconductor drum includes a curable composition having about 20 to about 80 percent by weight of a charge transport molecule containing four radical polymerizable functional groups as exemplified below: where Rand Rcontain a spacer group and a radical polymerizable functional group, Rand Rare hydrogen atoms, and Rand Rcontain a spacer group and a radical polymerizable functional group. The curable composition may also include a non-radical polymerizable additive, such as a surfactant, and/or a curing agent.