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. 10, 2006
Filed:
Mar. 07, 2003
Applicants:
Dean L. Putt, Lititz, PA (US);
James L. Work, Lancaster, PA (US);
Inventors:
Dean L. Putt, Lititz, PA (US);
James L. Work, Lancaster, PA (US);
Assignee:
AWI Licensing Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04B 1/82 (2006.01); E04B 1/84 (2006.01); E04B 2/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
An acoustically absorbent porous panel with a layer constructed from a substantially continuous open-celled porous material comprising a cured foamed cementitious material including a first face and a second face. The first face has a surface with a substantially planar profile and the second face has a substantially geometric pattern of depressions formed therein comprising approximately 50% to approximately 90% of the layer by volume.