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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.:

US 4479280 B1

PDFFull Text
Date of Patent:
Oct. 30, 1984

Filed:

Dec. 01, 1980

Mat base plate

Applicant:
Inventors:

Ken Yamazaki, Kobe, JP;

Yosuke Yamamoto, Toyonaka, JP;

Takehisa Kinoyama, Muko, JP;

Kinichi Sasagawa, Takatsuki, JP;

Assignee:

Duskin Franchise Kabushiki Kaisha, Osaka, JP;

Attorney:

Cushman, Darby & Cushman

Primary Examiner:

Alexander S Thomas

Int. Cl.
CPC ...
A47L / ; B32B / ;
U.S. Cl.
CPC ...
15217 ; 428 78 ; 428 81 ; 428157 ; 428192 ;
Abstract

A mat base plate for use with a shrinkable mat is shown including an upstanding rim extending around a floor of the mat base plate. The rim has a plateau surface at the top thereof, an outer wall and a slope extending from said plateau, continuously to the bottom of the mat-receiving basin that is constituted by the rim and floor of the mat base plate. In the fourth embodiment, the rim is semi-cylindrical or at least convexly arcuate in cross-sectional shape, and has a rough surface having the appearance of a plurality of wave-like convexes and concaves.

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Yamazaki, Ken. (1984). Mat base plate (U.S. Patent No. 4479280). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4479280

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

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