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.

Date of Patent:
Oct. 25, 1988

Filed:

Sep. 24, 1986
Applicant:
Inventors:

Hiroshi Otouma, Yokohama, JP;

Hitoshi Kijimuta, Ebina, JP;

Katsutoshi Misuda, Yokohama, JP;

Nobuyuki Yokota, Yokohama, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428212 ; 3461351 ; 427261 ; 428195 ; 428206 ; 428211 ; 428213 ; 428216 ; 4283213 ; 428323 ; 428329 ; 428330 ; 428331 ; 4285375 ;
Abstract

A recording sheet comprising a sheet of paper and porous particles provided on the paper surface, said porous particles having an average pore size of from 10 to 5000 .ANG., a pore volume of from 0.05 to 3.0 cc/g and an average particle size of from 0.1 to 50 .mu.m.


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Otouma, Hiroshi. (1988). Recording sheet (U.S. Patent No. 4780356). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4780356

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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