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:
Jan. 31, 1995
Filed:
Mar. 30, 1992
John W Spiewak, Webster, NY (US);
Huoy-Jen Yuh, Pittsford, NY (US);
Constance J Thornton, Ontario, NY (US);
Dennis A Abramsohn, Pittsford, NY (US);
Deborah Nichol-Landry, Rochester, NY (US);
Joseph Mammino, Penfield, NY (US);
Ronald F Ziolo, Webster, NY (US);
Robert C Yu, Webster, NY (US);
Kathleen Carmichael, Williamson, NY (US);
Neil S Patterson, Pittsford, NY (US);
Xerox Corporation, Stamford, CT (US);
Abstract
An electrophotographic imaging member containing a supporting substrate having an electrically conductive surface comprising charge injecting material, a charge blocking layer including a water insoluble high molecular weight unmodified hydroxy methacrylate polymer and at least one photoconductive layer, the charge blocking layer having a surface resistivity greater than about 10.sup.10 ohm/sq. This imaging member may be employed in an electrostatographic imaging process.