Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate
2007-02-06
2007-02-06
Smith, Duane (Department: 1724)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C525S520000, C525S194000, C525S199000, C524S520000, C264S127000, C264S187000, C264S211000, C264S233000, C427S212000, C521S041000
Reexamination Certificate
active
10486388
ABSTRACT:
Moldings of fluoro rubbers produced by crosslinking a tetrafluoroethylene/propylene copolymer or a tetrafluoroethylene/propylene/vinylidene fluoride copolymer, which have metal contents of 1.5% by mass or below in terms of metal elements and are suitable for use applications necessitating clean environment, for example, manufacturing or carrier equipment for semiconductors, manufacturing equipment, carriers, or storage containers for food, or medical supplies.
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Arisawa Takumi
Hashimoto Kinro
Kuboyama Takeshi
Kuzawa Naoya
Miwa Tetsuya
Asahi Glass Co. Ltd.
Nichias Corporation
Nixon & Vanderhye P.C.
Smith Duane
Wu Ives
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