Thiophosphate containing photoconductors

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7476477
APP PUB NO 20070292786A1
SERIAL NO

11453613

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An imaging member containing an optional supporting substrate, a photogenerating layer and at least one charge transport layer, and wherein the at least one charge transport layer contains at least one thiophosphate, and wherein the thiophosphate is present in an amount of from about 0.005 to about 0.09 weight percent.

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First Claim

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Patent Owner(s)

Patent OwnerAddressTotal Patents
XEROX CORPORATIONSTAMFORD, CT13645

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Foley, Geoffrey M T Fairport, US 75 586
Lin, Liang-Bih Rochester , US 180 980
Savage, Edward C Webster, US 28 132
Wu, Jin Webster , US 463 1785

Cited Art Landscape

Patent Info (Count) # Cites Year
 
XEROX CORPORATION (17)
4338390 Quarternary ammonium sulfate or sulfonate charge control agents for electrophotographic developers compatible with viton fuser 407 1980
4464450 Multi-layer photoreceptor containing siloxane on a metal oxide layer 243 1982
4555463 Photoresponsive imaging members with chloroindium phthalocyanine compositions 101 1984
4560635 Toner compositions with ammonium sulfate charge enhancing additives 288 1984
4587189 Photoconductive imaging members with perylene pigment compositions 330 1985
4921769 Photoresponsive imaging members with polyurethane blocking layers 125 1988
4921773 Process for preparing an electrophotographic imaging member 177 1988
5473064 Hydroxygallium phthalocyanine imaging members and processes 163 1993
5521306 Processes for the preparation of hydroxygallium phthalocyanine 126 1994
5482811 Method of making hydroxygallium phthalocyanine type V photoconductive imaging members 146 1994
6177219 Blocking layer with needle shaped particles 84 1999
6156468 Blocking layer with light scattering particles having rough surface 91 2000
6255027 Blocking layer with light scattering particles having coated core 91 2000
6913863 Photoconductive imaging members 134 2003
7037631 Photoconductive imaging members 60 2003
2006/0105,254 Processes for the preparation of high sensitivity titanium phthalocyanines photogenerating pigments 58 2004
* 2007/0026,330 Photoreceptor layer having solid and liquid lubricants 21 2005
 
SAMSUNG ELECTRONICS CO., LTD. (1)
2005/0175,363 Optical antenna and wireless optical system using the same 1 2004
 
RICOH COMPANY, LTD. (1)
* 6573016 Electrophotographic photoconductor, method of manufacturing same and image forming method, image forming apparatus and process cartridge using same 36 2001
* Cited By Examiner

Patent Citation Ranking

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Patent Info (Count) # Cites Year
 
XEROX CORPORATION (5)
* 7785756 Overcoated photoconductors with thiophosphate containing charge transport layers 0 2006
* 2008/0107,984 Overcoated photoconductors with thiophosphate containing charge transport layers 1 2006
* 7851112 Thiophosphate containing photoconductors 0 2006
* 7799494 Polyhedral oligomeric silsesquioxane thiophosphate containing photoconductors 7 2006
* 2008/0124,639 Thiophosphate containing photoconductors 0 2006
* Cited By Examiner

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