Pipes and tubular conduits – Flexible – Distinct layers
Reexamination Certificate
2006-09-26
2006-09-26
Brinson, Patrick (Department: 3754)
Pipes and tubular conduits
Flexible
Distinct layers
C138S140000, C138S141000, C428S036400, C428S036910
Reexamination Certificate
active
07111646
ABSTRACT:
A multilayer resin pipe includes a plurality of resin layers. At least the innermost resin layer is made of a resin having a low permeability. At least one of the resin layers of the multilayer resin pipe is an electrically conductive layer having electrical conductivity and containing electrically conductive filamentous filler.
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patent: 6446673 (2002-09-01), Iio et al.
patent: 2005/0003126 (2005-01-01), Ito et al.
patent: 2005/0011572 (2005-01-01), Belcher
patent: 2005/0131147 (2005-06-01), Brule
patent: 1 449 885 (2004-08-01), None
patent: 03/007314 (2003-01-01), None
Brinson Patrick
Ladas and Parry LLP
Sanoh Kogyo Kabushiki Kaisha
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