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:
Sep. 17, 2013
Filed:
Oct. 16, 2009
Applicants:
Michael William Coates, Glen Iris, AU;
Marek Kierzkowski, Ferntree Gully, AU;
Philip John Gibbons, Hughesdale, AU;
Inventors:
Michael William Coates, Glen Iris, AU;
Marek Kierzkowski, Ferntree Gully, AU;
Philip John Gibbons, Hughesdale, AU;
Assignee:
Zephyros, Inc., Romeo, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04B 1/84 (2006.01);
U.S. Cl.
CPC ...
Abstract
A sound absorbing material comprising a nonwoven fibrous acoustic insulation material and a flow resistive non-woven facing, wherein the flow resistive nonwoven facing is bonded to the insulation material and has an air flow resistance of from about 600 to about 1800 Rayls and a surface mass of from about 20 to about 150 g/m.