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:
Mar. 01, 1988
Filed:
Aug. 04, 1986
Applicant:
Inventors:
Takao Igawa, Numazu, JP;
Susumu Nemoto, Susono, JP;
Mitsuru Maeda, Shizuoka, JP;
Akihiko Goto, Numazu, JP;
Taeko Maeda, Susono, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ;
U.S. Cl.
CPC ...
427121 ; 428461 ; 428511 ; 428323 ; 5031315 ;
Abstract
An electrostatic recording medium is disclosed, which comprises a substrate, an electroconductive layer, and a recording layer which are successively overlaid on the substrate, with the surface of the recording layer being studded with at least one component selected from the group consisting of a polymeric electrolyte, an inorganic salt and a surface active agent.