Static structures (e.g. – buildings) – Composite prefabricated panel including adjunctive means – Sandwich or hollow with sheet-like facing members
Reexamination Certificate
2005-01-06
2009-02-10
Chapman, Jeanette (Department: 3633)
Static structures (e.g., buildings)
Composite prefabricated panel including adjunctive means
Sandwich or hollow with sheet-like facing members
C052S783100, C052S783110, C052S309500, C156S071000, C428S182000, C428S184000, C428S186000
Reexamination Certificate
active
07487624
ABSTRACT:
A breathable waterproof structure, made from a waterproof layer, mounted on an exterior wall side, that is a composite of a spun bonded non-woven sheet material with a resin layer on an interior surface of the sheet material; and a vent layer-forming member that is a corrugated spun bonded non-woven sheet material that is integrally attached to the waterproof layer by being multiply spot-adhered via the valleys of the corrugations and thereby generating the vent layer with a designated gap with the waterproof layer.
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Chapman Jeanette
E.I. du Pont de Nemours and Company
LandOfFree
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