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:
Oct. 22, 1991
Filed:
Nov. 08, 1989
Tadao Sugimoto, Nagoya, JP;
Shigeki Tsuchiyama, Nagoya, JP;
Makoto Hayakawa, Kariya, JP;
Yozo Goto, Tokyo, JP;
Tadao Koide, Sayama, JP;
Tamotsu Endoh, Yokohama, JP;
Makoto Toriihara, Iruma, JP;
Joji Ejiri, Tokyo, JP;
Ohbayashi Corporation, Osaka, JP;
Chubu Electric Power Company, Incorporated, Aichi, JP;
Abstract
A conglomerate layer is formed horizontally on a base of ground which has a high water permeability and easily liquefies. A bottom plate is formed on the conglomerate layer to construct the underground structure thereon. One or more drainpipes are extended upwardly from the conglomerate layer through the bottom plate for draining excessive pore water in the ground.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile