Static structures (e.g. – buildings) – Openwork; e.g. – truss – trellis – grille – screen – frame – or... – Curvilinear or peaked truss
Reexamination Certificate
2007-02-27
2007-02-27
Slack, Naoko (Department: 3635)
Static structures (e.g., buildings)
Openwork; e.g., truss, trellis, grille, screen, frame, or...
Curvilinear or peaked truss
C052S787110, C052S309900, C052S783100
Reexamination Certificate
active
10658814
ABSTRACT:
An improved acoustical damping wall (ceiling or floor) or door material comprises a laminar structure having as an integral part thereof one or more layers of viscoelastic material which also functions as a glue and one or more constraining layers, such as metal, cellulose, wood, or petroleum-based products such as plastic, vinyl, plastic or rubber. In one embodiment, standard wallboard, typically gypsum, comprises the external surfaces of the laminar structure; and one or more constraining layers are fabricated between the gypsum exterior. The resulting structure improves the attenuation of sound transmitted through the structure.
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IES 2000 (Jul. 2, 2003) Atlanta.com/product pp. 1-6.
Wayback machine, p. 1 of 1.
Porat Marc U.
Surace Kevin J.
MacPherson Alan H.
MacPherson Kwok & Chen & Heid LLP
Nguyen Chi Q.
Quiet Solution, Inc.
Slack Naoko
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