Patent US2714011A successfully refreshed from Google Patents.
US4497070A
Expired / Lapsed
US
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Unitary leg and foot protective device
Assignee: Fansteel Inc
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Filing: 1982-12-16
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Granted: 1985-02-05
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Expires: 2002-12-16
Abstract
Abstract A unitary leg and foot protective device of soft energy absorbing material which may be worn by a human comprising a lower portion for covering the top and sides of the foot of the wearer, a middle portion for covering the front and sides of the ankle of the wearer and an upper portion covering the shin of the wearer.
Inventors
- 👤 Soo S. Cho
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:29
CPC Classifications
A; A63; A63B; A63B71/00; A63B71/08; A63B71/12; A63B71/1225; A43; A43B; A43B19/00; A63B2071/1258; A63B2071/1266; A63B2071/1283; Y; Y10; Y10S; Y10S2/00; Y10S2/908; Y10S2/91; Y10S2/912
Claims Analysis
Total Claims: 22
Claim 1
Independent Claim
246 words
An integral leg and foot protective device of soft energy absorbing material to be worn by a human comprising a lower portion having a concave configuration for covering the top and sides of the foot of the wearer; a middle portion having a concave configuration for covering the front and sides of the ankle of the wearer; an upper portion covering the shin of the wearer; first strap means secured adjacent one end of said lower portion; mating securing means attached to opposite ends of said first strap means, said first strap means being of a length so as to cross over the top of said lower portion, underneath said lower portion, and across the top of said lower portion including a section of said first strap means, with the free end of said first strap means being secured to said one end of said first strap means; second strap means secured at one end to said upper portion; mating securing means attached to opposite ends of said second strap means, said second strap means being of a length to pass about said upper portion with the free end of said second strap means being secured to said one end of said second strap means; a plurality of perforations through said lower portion; and a lace of sufficient length to pass through said perforations and under said first portion with the ends of said lace being tied together below the inner surface of said lower portion.
Claim 2
Dependent Claim
246 words
An integral leg and foot protective device of soft energy absorbing material to be worn by a human comprising a lower portion having a concave configuration for covering the top and sides of the foot of the wearer; a middle portion having a concave configuration for covering the front and sides of the ankle of the wearer; an upper portion covering the shin of the wearer; first strap means secured adjacent one end of said lower portion; mating securing means attached to opposite ends of said first strap means, said first strap means being of a length so as to cross over the top of said lower portion, underneath said lower portion, and across the top of said lower portion including a section of said first strap means, with the free end of said first strap means being secured to said one end of said first strap means; second strap means secured at one end to said upper portion; mating securing means attached to opposite ends of said second strap means, said second strap means being of a length to pass about said upper portion with the free end of said second strap means being secured to said one end of said second strap means; a plurality of perforations through said lower portion; and a lace of sufficient length to pass through said perforations and under said first portion with the ends of said lace being tied together below the inner surface of said lower portion.
Claim 3
Dependent Claim
15 words
The protective device of claim 1 wherein said strap means and said lace are elastic.
Claim 4
Dependent Claim
43 words
The protective device of claim 1 wherein two pairs of perforations extend through said lower portion and said lace has two parallel sections across the upper surface of said lower portion and crosses over itself below the inner surface of said lower portion.
Claim 5
Dependent Claim
14 words
The protective device of claim 1 further comprising a coating covering said protective device.
Claim 6
Dependent Claim
34 words
The protective device of claim 1 further comprising a unitary heel portion extending from the rear of said lower portion; and a unitary flap extending upwardly from said heel portion for a predetermined distance.
Claim 7
Dependent Claim
75 words
The protective device of claim 5 further comprising a third strap means secured at one end to said protective device between said first and second strap means; mating securing means attached to opposite ends of said third strap means, said third strap means being of a length so as to pass about said protective device with the free end of said third strap means being secured to said one end of said third strap means.
Claim 8
Dependent Claim
75 words
The protective device of claim 1 further comprising a third strap means secured at one end to said protective device between said first and second strap means; and mating securing means attached to opposite ends of said third strap means, said third strap means being of a length so as to pass about said protective device with the free end of said third strap means being secured to one end of said third strap means.
Claim 9
Dependent Claim
160 words
A unitary leg and foot protective device of soft energy absorbing material comprising a lower portion having a concave configuration for covering the top and sides of the foot of the wearer; a middle portion having a concave configuration for covering the front and sides of the ankle of the wearer; an upper portion covering the shin of the wearer; first strap means secured adjacent one end of said lower portion for securing said lower portion to the foot of the wearer; second strap means secured to said upper portion for securing said upper portion to the leg of the wearer; a plurality of perforations through said lower portion; and a lace having two parallel sections across the upper surface of said lower section and extending through said perforations, said lace crossing over itself below the inner surface of said lower portion with the free ends of said lace being tied together below the inner surface of said lower portion.
Claim 10
Dependent Claim
160 words
A unitary leg and foot protective device of soft energy absorbing material comprising a lower portion having a concave configuration for covering the top and sides of the foot of the wearer; a middle portion having a concave configuration for covering the front and sides of the ankle of the wearer; an upper portion covering the shin of the wearer; first strap means secured adjacent one end of said lower portion for securing said lower portion to the foot of the wearer; second strap means secured to said upper portion for securing said upper portion to the leg of the wearer; a plurality of perforations through said lower portion; and a lace having two parallel sections across the upper surface of said lower section and extending through said perforations, said lace crossing over itself below the inner surface of said lower portion with the free ends of said lace being tied together below the inner surface of said lower portion.
Claim 11
Dependent Claim
15 words
The protective device of claim 8 wherein said strap means and said lace are elastic.
Claim 12
Dependent Claim
14 words
The protective device of claim 8 further comprising a coating covering said protective device.
Claim 13
Dependent Claim
34 words
The protective device of claim 8 further comprising a unitary heel portion extending from the rear of said lower portion; and a unitary flap extending upwardly from said heel portion for a predetermined distance.
Claim 14
Dependent Claim
38 words
The protective device of claim 11 further comprising a third strap means secured at one end to said protective device between said first and second strap means for securing said middle portion to the leg of the wearer.
Claim 15
Dependent Claim
38 words
The protective device of claim 8 further comprising a third strap means secured at one end to said protective device between said first and second strap means for securing said middle portion to the leg of the wearer.
Claim 16
Dependent Claim
336 words
A unitary leg and foot protective device of soft energy absorbing material to be worn by a human comprising a lower portion having a concave configuration for covering the top and sides of the foot of the wearer; a middle portion having a concave configuration for covering the front and sides of the ankle of the wearer; an upper portion covering the shin of the wearer; a first elastic strap secured adjacent to one end of said lower portion; mating securing means attached to said one end and to the free end of said first elastic strap, said first elastic strap being of a length so as to cross over the top of said lower portion, underneath said lower portion, and across the top of said lower portion including a section of said first strap, with said free end of said first strap being secured to said one end of said first strap; a second elastic strap attached at one end to said upper portion; mating securing means attached to said one end of said second elastic strap and to the free end of said second elastic strap said second elastic strap being of a length to pass about said upper portion with said free end of said second strap being secured to said one end of said second strap; a third elastic strap secured at one end to said protective device between said first and second elastic straps; mating securing means attached to said one end of said third elastic strap and to the free end of said third elastic strap said third elastic strap being of a length to pass about said protective device with said free end of said third strap being secured to said one end of said third strap; a plurality of perforations through said lower portion; and an elastic lace of sufficient length to pass through said perforations and under said first portion with the ends of said lace being tied together below the inner surface of said lower portion.
Claim 17
Dependent Claim
336 words
A unitary leg and foot protective device of soft energy absorbing material to be worn by a human comprising a lower portion having a concave configuration for covering the top and sides of the foot of the wearer; a middle portion having a concave configuration for covering the front and sides of the ankle of the wearer; an upper portion covering the shin of the wearer; a first elastic strap secured adjacent to one end of said lower portion; mating securing means attached to said one end and to the free end of said first elastic strap, said first elastic strap being of a length so as to cross over the top of said lower portion, underneath said lower portion, and across the top of said lower portion including a section of said first strap, with said free end of said first strap being secured to said one end of said first strap; a second elastic strap attached at one end to said upper portion; mating securing means attached to said one end of said second elastic strap and to the free end of said second elastic strap said second elastic strap being of a length to pass about said upper portion with said free end of said second strap being secured to said one end of said second strap; a third elastic strap secured at one end to said protective device between said first and second elastic straps; mating securing means attached to said one end of said third elastic strap and to the free end of said third elastic strap said third elastic strap being of a length to pass about said protective device with said free end of said third strap being secured to said one end of said third strap; a plurality of perforations through said lower portion; and an elastic lace of sufficient length to pass through said perforations and under said first portion with the ends of said lace being tied together below the inner surface of said lower portion.
Claim 18
Dependent Claim
28 words
The protective device of claim 14 wherein two pairs of perforations extend through said lower portion and said lace crosses over itself beneath the foot of the wearer.
Claim 19
Dependent Claim
14 words
The protective device of claim 14 further comprising a coating covering said protective device.
Claim 20
Dependent Claim
34 words
The protective device of claim 14 further comprising a unitary heel portion extending from the rear of said lower portion; and a unitary flap extending upwardly from said heel portion for a predetermined distance.
Claim 21
Dependent Claim
34 words
The protective device of claim 17 further comprising a cut-out section between said lower portion and said middle portion for increasing the flexibility of said device between said lower portion and said middle portion.
Claim 22
Dependent Claim
37 words
The protective device of claim 14 further comprising an integral section of increased thickness extending along the interior length of said upper section; and an integral section of increased thickness in the interior of said lower portion.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-02-05 | 1988-08-06 | 1989-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-02-05 | 1992-08-06 | 1993-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-02-05 | 1996-08-06 | 1997-02-05 | $7700.00 | Window Closed / Lapsed |