Multi-layered sports board

Details Multi-layered sports board Multi-layered sports board

2006-12-19

2006-12-19

Swinehart, Ed (Department: 3617)

Buoys, rafts, and aquatic devices

Water skimming or walking device

Surfboard

C114S357000

Reexamination Certificate

active

07150666

ABSTRACT:
Sports board (15) comprising an elongated expanded closed-cell polyolefin foam core (16) having a core thickness and opposed surfaces (18, 19), a first polyolefin sheet layer (23) having a thickness less than the core thickness and having an inner surface (25) and an outer surface (24), an intermediate metallocene-based polyolefin layer (20) having an inner surface (22) and an outer surface (21) and a thickness less than the core thickness, the intermediate layer bonded on its inner surface to the core and bonded on its outer surface to the inner surface of the first layer. The intermediate layer may comprise an ethylene-alpha olefin copolymer and may comprise a copolymer of ethylene and octene.

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patent: 2002/0121765 (2002-09-01), Wolf
patent: 2002/0167136 (2002-11-01), Lehr et al.

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