US Patent 7364825 Charge transport materials having a nitrogen-containing-heterocycle hydrazone group

Patent 7364825 was granted and assigned to Samsung on April, 2008 by the United States Patent and Trademark Office.

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Patent

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Current Assignee

Samsung

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7364825

Date of Patent

April 29, 2008

Patent Application Number

11052654

Date Filed

February 7, 2005

Patent Primary Examiner

‌

Mark A Chapman

Patent abstract

Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising:(a) a charge transport material having the formula:

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