Methods of making fastener products

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7727440
APP PUB NO 20050091805A1





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A method of forming a fastener is provided, including (a) forming, from a thermoformable material, a preform product having a sheet-form base and an array of preform stems integrally molded with and extending from the base to corresponding terminal ends; (b) heating the terminal ends of the stems to a predetermined softening temperature, while maintaining the sheet-form base and a lower portion of each stem at a temperature lower than the softening temperature; and (c) contacting the terminal ends with a contact surface that is at a predetermined forming temperature, lower than the softening temperature, to deform the terminal ends to form heads therefrom that overhang the sheet-form base. Fasteners and other methods of forming them are also provided.

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Patent Owner(s)

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International Classification(s)


Inventor Name Address # of filed Patents Total Citations
Armela, Luis Parellada Palafrugell, ES 7 71
Clarner, Mark A Concord, US 41 299
Clune, William Northwood, US 19 389
Davis, Jefferson Antrim, US 9 77
Gallant, Christopher M Nottingham, US 65 446
Huber, William L Epsom, US 9 135
Kingsford, Howard A Amherst, US 44 537
Kraus,, Jr David P Amherst, US 11 46
Labrecque, Michel Manchester, US 16 109
Provost, George A Litchfield, US 83 2170
Sánchez, Juan Argentona, ES 1 4
Spezzafero, Melissa Danville, US 5 30

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