Method for manufacturing a medical rubber closure

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10099821
APP PUB NO 20160075485A1
SERIAL NO

14854259

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Importance

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Abstract

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A medical rubber closure according to the present invention includes a disc-shaped flange portion and a leg portion formed to be continuous to a lower surface side of the flange portion, and a region at the lower surface side of the flange portion and the leg portion are made of a nitrile based rubber, a region at a top surface side of the flange portion is made of a butyl based rubber, and the leg portion is laminated with a coating layer made of a fluorine based resin film.

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Patent Owner(s)

Patent OwnerAddress
SUMITOMO RUBBER INDUSTRIES LTDKOBE-SHI HYOGO-KEN

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Maeda, Katsushi Kobe, JP 18 273
Masuyama, Yoshikazu Kobe, JP 18 40

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