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:
Aug. 14, 1990

Filed:

Jan. 23, 1989
Applicant:
Inventor:

Michio Otsuka, Tokyo, JP;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04C / ; C08G / ;
U.S. Cl.
CPC ...
52590 ; 521100 ; 521154 ; 521155 ; 528232 ; 52DI / ;
Abstract

A wall board structure is formed of one of pulverized straw, pulverized chaff and pulverized palm material having a maximum dimension of from 1 to 3 mm. The pulverized material is mixed with a substantially equal quantity of clay. A fibrous material is added to the mixture, the fibrous material including one or more of palm material fibers, hemp fibers and shredded straw, the fibrous material having a length of from 3 to 5 cm. The mixture of pulverized material and clay and the added fibrous material is poured into a form and then dried. The form preferably includes means for forming one of recesses and through holes in the poured mixture.


Find Patent Forward Citations

Otsuka, Michio. (1990). A wall material, and method of preparing a wall material of soils and (U.S. Patent No. 4947611). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4947611

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

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