US4151660A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Socks for use with footgear
Assignee: Maruki Trading Co Ltd
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Filing: 1977-11-10
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Granted: 1979-05-01
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Expires: 1997-11-10
Abstract
Abstract A sock for use with footgear is provided comprising a core formed of copper or copper-containing metal, a top ply of air-permeable material overlying the upper surface of said core, and a bottom ply of air-permeable material underlying the lower surface of the core, at least said top ply and bottom ply being joined together around the periphery of said core. The socks according to this invention maintain user's feet sanitary in his footgear for a period of time and keeps his feet from giving off offensive odors.
Inventors
- 👤 Hiroyuki Yoshimi
- 👤 Yoshio Itoh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:16
CPC Classifications
A; A43; A43B; A43B17/00; A43B17/04; A41; A41B; A41B11/00; A41B11/005
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
127 words
A sock for use with footgear comprising a core formed of copper or copper-containing metal, a top ply overlying the upper surface of said core, said ply being knitted or woven of thermoplastic resin, a bottom ply underlying the lower surface of said core, said bottom ply being knitted or woven of thermoplastic resin, and a sheet of thermoplastic resin having a predetermined width extending around the periphery of said sock between said top and bottom plies, said sheet and said top and bottom plies being integrally welded together to define a flat marginal portion of a predetermined width, said flat marginal portion being provided with guide lines along which a user can sever off the sock to fit the length of the sock to his foot.
Claim 2
Dependent Claim
127 words
A sock for use with footgear comprising a core formed of copper or copper-containing metal, a top ply overlying the upper surface of said core, said ply being knitted or woven of thermoplastic resin, a bottom ply underlying the lower surface of said core, said bottom ply being knitted or woven of thermoplastic resin, and a sheet of thermoplastic resin having a predetermined width extending around the periphery of said sock between said top and bottom plies, said sheet and said top and bottom plies being integrally welded together to define a flat marginal portion of a predetermined width, said flat marginal portion being provided with guide lines along which a user can sever off the sock to fit the length of the sock to his foot.
Claim 3
Dependent Claim
20 words
A sock according to claim 1, wherein said core is knitted or woven of fibres of copper or copper-containing metal.
Claim 4
Dependent Claim
32 words
A sock according to claim 1, wherein said core is a thin sheet or foil of copper or copper-containing metal, said sheet being formed with a plurality of small venting holes therethrough.
Claim 5
Dependent Claim
22 words
A sock according to claim 3 wherein the under surface of said core is backed with a reinforcing film of thermoplastic resin.
Claim 6
Dependent Claim
47 words
A sock according to claim 1, wherein said core is provided with at least one large aperture, those portions of said top and bottom plies overlapping said large aperture being welded together either over the entire area of said aperture or around the periphery of the aperture.
References Cited (Backward Citations)
US871891A
Cited
US1144291A
Cited
US1815843A
Cited
US3143812A
Cited
US3555709A
Cited
US4073072A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-04-30 | 1982-10-30 | 1983-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-04-30 | 1986-10-30 | 1987-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-04-30 | 1990-10-30 | 1991-05-01 | $7700.00 | Window Closed / Lapsed |