Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Reexamination Certificate
2007-12-25
2007-12-25
Rabago, Roberto (Department: 1713)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
C524S570000, C524S576000, C524S581000, C428S036800, C428S036900
Reexamination Certificate
active
10899019
ABSTRACT:
A hose material for a fuel cell which is superior in both of low extraction property and electrical isolation, and which also has excellent mechanical properties, and also a hose manufactured using the hose material. The hose material comprises:(A) an ethylene-propylene copolymer;(B) hydrophobic silica;(C) a peroxide crosslinking agent; and(D) carbon black.
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Hirai Ryo
Ikemoto Ayumu
Kratz Quintos & Hanson, LLP
Rabago Roberto
Tokai Rubber Industries Ltd.
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