Insole embedded with germanium

Details Insole embedded with germanium Insole embedded with germanium

2007-09-11

2007-09-11

Kavanaugh, Ted (Department: 3728)

Boots, shoes, and leggings

Insoles

C036S00300B

Reexamination Certificate

active

11023374

ABSTRACT:
An insole embedded with germanium includes a upper layer, a lower layer and a germanium-plated blade interposed between the upper layer and the lower layer. The germanium-plated blade includes a metal sheet covered by a germanium-plated layer. The germanium element of the germanium-plated blade can release drifting negative electrons to prevent breeding of microbes and improve blood circulation of user's sole.

REFERENCES:
patent: 5261169 (1993-11-01), Williford
patent: 5690922 (1997-11-01), Mouri et al.
patent: 5753357 (1998-05-01), Filipitsch et al.
patent: 2004/0244224 (2004-12-01), Yoon
patent: 315044 (1989-05-01), None

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