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:
Aug. 05, 1980
Filed:
Sep. 25, 1978
Applicant:
Inventors:
Noritoshi Watanabe, Hyogo, JP;
Riyozo Yamamoto, Hyogo, JP;
Isao Shoji, Hyogo, JP;
Hisanori Yagi, Hyogo, JP;
Assignee:
Kanzaki Paper Manufacturing Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
D21H / ;
U.S. Cl.
CPC ...
162117 ; 162135 ; 162146 ; 162206 ; 427121 ; 427161 ;
Abstract
The electrostatic recording material comprises an electroconductive transparent base sheet having a dielectric layer thereon. The base sheet is obtained by moistening a paper prepared from relatively lightly beaten pulp and then subjecting the moistened paper to a calendering treatment with the use of a heated embossing metal roll having a finely engraved surface with sharp reliefs.