Insole having puncture-resistant properties for safety footwear

Details Insole having puncture-resistant properties for safety footwear Insole having puncture-resistant properties for safety footwear

2006-01-10

2011-12-27

Kavanaugh, Ted (Department: 3765)

Boots, shoes, and leggings

Boots and shoes

Resilient or flexible shoe

C036S044000, C036S03000A, C036S073000

Reexamination Certificate

active

08082685

ABSTRACT:
A insole (1) having puncture-resistant properties for safety footwear, comprising an anterior portion (2) extending from a toe region (3) to a metatarsal region (4) of the insole and a posterior portion (5) extending from the metatarsal region to a heel region (6) longitudinally opposite the toe region. The posterior portion (5) comprises at least one substantially rigid layer (8) made of composite material formed from a fibre-reinforced polymer matrix and the anterior portion (2) is formed of a substantially flexible material comprising at least one layer (7) formed of polymer fibres having enhanced puncture-resistant properties.

REFERENCES:
patent: 5832634 (1998-11-01), Wong
patent: 6151803 (2000-11-01), Charles
patent: 2004/0221489 (2004-11-01), Hung
patent: 0667108 (1995-08-01), None
patent: 01/51263 (2001-07-01), None
International Search Report and Written Opinion in PCT/IT2006/000006 mailed Jul. 13, 2006.
International Preliminary Report on Patentability in PCT/IT2006/000006 mailed Oct. 15, 2007.

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