Sonic absorbent and air filter panel

Details Sonic absorbent and air filter panel Sonic absorbent and air filter panel

2008-07-29

2008-07-29

Zarfas, Louis S (Department: 2914)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Air treatment

Design Patent

active

D0574073

CLAIM:
The ornamental design for a sonic absorbent and air filter panel, as shown and described.

REFERENCES:
patent: D259893 (1981-07-01), Fidel
patent: D311583 (1990-10-01), Shell
patent: D420154 (2000-02-01), Irvine et al.
patent: D459975 (2002-07-01), Dinh et al.
patent: D471793 (2003-03-01), Wall
patent: D472455 (2003-04-01), Wall
patent: D492426 (2004-06-01), Strickler
patent: D508740 (2005-08-01), Cole
patent: D517222 (2006-03-01), Cole
patent: D525370 (2006-07-01), Levi-Senigaglia
patent: D536101 (2007-01-01), Schrader
patent: D537534 (2007-02-01), Cole
patent: D537535 (2007-02-01), Decicio

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