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Publication numberUST869004 I4
Publication typeGrant
Publication dateDec 16, 1969
Filing dateFeb 16, 1968
Priority dateFeb 16, 1968
Also published asDE6905938U
Publication numberUS T869004 I4, US T869004I4, US-I4-T869004, UST869004 I4, UST869004I4
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
For issue date has been scanned, but with missing
US T869004 I4
Abstract  available in
Images(2)
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Claims  available in
Description  (OCR text may contain errors)

DEFENSIVE PUBLICATION UNITED STATES PATENT OFFICE Published at the request of the applicant or owner in accordance with the Notice of Dec. 16. 1969, 869 0.G. 687. The abstracts of Defensive Publication applications are identified by distinctly numbered series and are arranged chronologically. The heading of each abstract indicates the number of pages of specification, including claims and sheets of drawings contained in the application as originally filed. The files of these applications are available to the public for inspection and reproduction may be purchased for 30 cents a sheet.

Defensive Publication applications have not been examined as to the merits of alleged invention. The Patent Office makes no assertion as to the novelty of the disclosed subject matter.

PUBLISHED DECEMBER 16, 1969 T869,004 GAP TRANSFER OF TONED ELECTROSTATIC IMAGE An apparatus and process is providedwhereby a'previously charged, exposed, and developed photoconductive surface has a charged toner image which is transferable from the photoconductive surface across a fluid gap to a receiver which doesnot move relative to the photoconductive surface during transfer. In one embodiment a pair of spaced shims are used to provide a fluid gap between a planar photoconductive surface and a receiver. In another embodiment, a fluid gap is provided [between a drum having a photoconductive surface and a. receiver attached to a rollenln a third embodiment, image transfer is made from a flexible photoconductive web to a receiver on a rotatable wheel or drum.

MISSING PAGE TEMPORARY NOTICE PATENT FOR ISSUE DATE /99 HAS BEEN SCANNED, BUT WITH MISSING PAGE(S UPON RECEIVING OF MISSING PAGE(S), THE ENTIRE DOCUMENT WILL RE RESCANNED.

PLEASE CALL IMAGE DATA ADMINISTRATION STAFF OF 557-61 54 IF YOU HAVE A QUESTION. ASK FOR DAVE GROOMS, ANITA YOUNG OR POLA JONES.

THIS NOTICE IS FOR THE MISSING PAGE CONTAINING:

E Mamas

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US5011758 *Jul 31, 1989Apr 30, 1991Olin Hunt Specialty Products Inc.Use of a liquid electrophotographic toner with an overcoated permanent master in electrostatic transfer
US6781612Oct 12, 1999Aug 24, 2004Electrox CorporationElectrostatic printing of functional toner materials for electronic manufacturing applications
US6876370Jun 3, 2003Apr 5, 2005Electrox CorporationMethod of producing latent images on an electrostatic plate
EP0052789A2 *Oct 27, 1981Jun 2, 1982Hoechst AktiengesellschaftProcess for transferring a pigment pattern
EP0052789A3 *Oct 27, 1981Feb 9, 1983Hoechst AktiengesellschaftProcess for transferring a pigment pattern
Classifications
U.S. Classification430/125.3, 430/32, 399/159
International ClassificationG03G15/16
Cooperative ClassificationG03G15/167
European ClassificationG03G15/16F1