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:
Jan. 29, 2002
Filed:
Jan. 08, 1999
Applicant:
Inventors:
Matti Kiik, Richardson, TX (US);
Dan LaVietes, DeSoto, TX (US);
Michael L. Bryson, Ennis, TX (US);
Timothy Harve Lock, Waxahachie, TX (US);
Assignee:
Elk Corporation of Dallas, Dallas, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04D 1/00 ; E04D 1/26 ;
U.S. Cl.
CPC ...
E04D 1/00 ; E04D 1/26 ;
Abstract
Roofing material is improved by adhering to at least part of its lower surface a backing material consisting essentially of a fiber component and a binder component. Acceptable fibers include polyester, glass and woodpulp. In a preferred embodiment, the fiber component is a mixture of polyester and glass fibers and the binder is a latex binder.