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:
Nov. 26, 1996
Filed:
Jun. 07, 1995
Applicant:
Inventors:
Brenda L Finley, Lancaster, PA (US);
Ralph W Wright, Jr, Lancaster, PA (US);
Assignee:
Armstrong World Industries, Inc., Lancaster, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
428194 ; 428 71 ; 428 95 ; 4283066 ; 4283084 ; 4283099 ; 4283105 ; 4283166 ;
Abstract
A flooring installation is characterized by installing an underlayment between the flooring material and the subfloor. The underlayment includes a polymeric layer, preferably a foamed polymeric layer, and a fiber mat, preferably a glass fiber. The foamed polymer interpenetrates at least the lower portion of the glass mat. A portion of the fiber mat is preferably unsaturated. The fiber mat may have an acrylic latex tie coat opposite the foamed polymer layer.