Easy to open zipper tape, and packaging bag with easy to open zipper tape

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9085393
APP PUB NO 20120207409A1
SERIAL NO

13502633

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A connecting portion is provided between a first thick portion and a second thick portion in a cutting portion. Further, a thinnest portion on which a stress can be concentrated is provided to the connecting portion. Accordingly, when tearing a base material film of a bag body, the connecting portion can guide a cutting line toward the thinnest portion to position the cutting line in the thinnest portion, so that the bag body can be easily opened.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
IDEMITSU UNITECH CO LTD2-3 SHIBA 4-CHOME MINATO-KU TOKYO 1080014

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Goto, Shuichi Chuo-ku, JP 46 405
Katada, Ryo Sodegaura, JP 24 109
Mogami, Michio Sodegaura, JP 4 13

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