US 7,461,437 B2 · Articles and methods of their formation

Abstract

A fastener product includes a base; and an array of fastener projections extending integrally from a first surface of the base, the projections each including a stem portion of resin molded integrally with the first surface of the base, and a head portion disposed at a distal end of the stem portion and configured to releasably engage a complementary fastener element to form a fastening; wherein the stem portions of the fastener projections and at least a portion of the base are integrally formed of a single resin; and wherein at least a portion of the single resin of the base is in a foamed state.

Claims31

Dependent claims

A fastener product comprising:

a seamless body of resin forming both a base and an array of fastener stems extending integrally from a first surface of the base;
head portions disposed at distal ends of the stems and configured to releasably engage a complementary fastener element to form a fastening;
wherein at least a portion of the seamless body of resin is in a foamed state;
and
wherein a foaming agent is present in the stems in an unactivated state.

2 more elements

Dependencies are inferred from the claim text.

Facts

Application

10/989,336Filed 15 Nov 2004

Published

US 2006/0101626 A118 May 2006

Granted

9 Dec 2008

Term ends

Not estimatedThe source records don’t support an estimate.

Classification14 codes

B29C 43/46
Compression means for making articles of indefinite length: rollers
A44B 18/0049
Fasteners made integrally of plastics: obtained by moulding processes
A44B 18/0084
Details: double-sided
B29C 43/222
Of articles of indefinite length: characterised by the shape of the surface

Articles and methods of their formation

Life of this patent

Articles and methods of their formation

Life of this patent

Abstract

Claims31