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:
Jul. 14, 1992
Filed:
Jan. 25, 1991
Jean-Jacques Pourtau, Croissy-sur-Seine, FR;
Thierry E Pourtau, Croissy-sur-Seine, FR;
Tomecanic, Aubergenville, FR;
Abstract
This invention relates to a material for use in the production of a flooring in a building construction. According to the invention, this material comprises an upper layer, an intermediate layer and a lower layer, while: a) each of the upper and lower layers is made of oxidized bitumen reinforced with first fibers and has a surface mass of between 500 and 1000 g/m.sup.2 ; and b) the intermediate layer is made of an organic binding agent, such as a bitumen, and by second fibers, which are embedded in said binding agent and are in non-woven form. One application is constituted by the laying of a tiling not subject to the development of cracks.