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:
Jun. 04, 2002
Filed:
Sep. 20, 2000
Applicant:
Inventors:
Christopher Paul Sandoval, Littleton, CO (US);
Mary Margaret Georgene Bauer, Littleton, CO (US);
Craig Donald DePorter, Denver, CO (US);
Mauro Vittorio Battaglioli, Lone Tree, CO (US);
Assignee:
Johns Manville International., Inc., Denver, CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04B 1/74 ; E04B 5/00 ; E04B 7/00 ;
U.S. Cl.
CPC ...
E04B 1/74 ; E04B 5/00 ; E04B 7/00 ;
Abstract
A single ply membrane roofing system includes a roofing insulation board which, preferably, is at least 45% by dry weight expanded perlite. One major surface of the insulation board is coated with a latex coating comprising, by dry weight, between 48.3% and 96% clay; between 3.1% and 33.3% latex; and between 0% and 34% sodium silicate. A single ply roofing membrane is adhered to the coated major surface of the insulation board with a roofing contact adhesive.