Sheet material used to form portions of fasteners

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United States of America Patent

PATENT NO 4931343
SERIAL NO

07147137

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method for forming a sheet material adapted to be cut into smaller pieces to form portions of a fastener. The method comprises providing a self supporting polymeric film that provides the structural strength to retain the integrity of the sheet material, and stitching a plurality of yarns through the film to form loops projecting from one surface of the film and locking portions of the stitches adjacent the opposite surface of the film. The sheet material can also include a layer of heat softenable polymeric material adhered to the film over the locking portions.

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Patent Owner(s)

Patent OwnerAddress
MINNESOTA MINING AND MANUFACTURING COMPANY A CORP OF DESAINT PAUL MN

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Becker, Dennis L St. Paul, MN 25 911
Hansen, Paul E St. Paul, MN 39 1387
Tochacek, Miroslav St. Paul, MN 14 318

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