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:
Apr. 19, 1977
Filed:
Nov. 28, 1975
Applicant:
Inventor:
Roderick E Collette, Pawling, NY (US);
Assignee:
Pawling Rubber Corporation, Pawling, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04C / ; E04C / ;
U.S. Cl.
CPC ...
52590 ; 52303 ; 52392 ; 404 41 ;
Abstract
A ventilated interlocking floor tile is disclosed comprising a heavy, substantially solid edge region provided with a plurality of interlocks for attachment with contiguous tiles. The solid edge margins define a cavity on the back side of the tile, and the cavity is provided with a plurality of knob-like projections to support the tile surface while providing open space within the cavity. The solid edge regions are provided with ventilating grooves to accommodate the flow of air to and from the cavity.