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Patent Searching and Data


Title:
NON-SLIP FOOTWEAR FOR PROLONGED USE
Document Type and Number:
WIPO Patent Application WO/2020/205631
Kind Code:
A4
Abstract:
Systems, devices, and methods for a footwear (100, 200, 300, 400) including: a cushioned heel cup (102); a wide toe box (104), wherein the wide toe box (104) accommodates swollen feet from prolonged standing; a water-resistant upper (106), wherein stains (402) are removable from the water-resistant upper via application of a liquid to the water-resistant upper; and a slip-resistant sole (108), wherein the slip-resistant sole (108) comprises a durable and supportive midsole.

Inventors:
SHEMTOB DANIEL (US)
ZADOYAN HAIK (US)
SNIBBE JASON (US)
Application Number:
US2020/025476
Publication Date:
November 05, 2020
Filing Date:
March 27, 2020
Export Citation:
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Assignee:
SWEET SHOES INC (US)
International Classes:
A43B23/02; A43B1/10; A43B1/14; A43B7/12; A43C1/04; A43C1/06
Attorney, Agent or Firm:
ZARRABIAN, Michael et al. (US)
Download PDF:
Claims:
AMENDED CLAIMS

received by the International Bureau on 28 September 2020 (28.09.2020)

WHAT IS CLAIMED IS:

1. A footwear (100, 200, 300, 400) comprising:

a cushioned heel cup (102);

a wide toe box (104), wherein the wide toe box (104) accommodates swollen feet from prolonged standing;

a water-resistant upper (106), wherein stains (402) are removable from the water- resistant upper via application of a liquid to the water-resistant upper, wherein the water-resistant upper (106) comprises a vamp (118) and a lining (522), wherein the lining (522) is attached to the vamp (118), wherein the vamp (188) comprises two or more layers (502, 504, 506, 508, 510), and wherein the lining (522) comprises two or more layers (512, 514, 516); and

a slip-resistant sole (108), wherein the slip-resistant sole (108) comprises a durable and supportive midsole.

2. The footwear of claim 1 further comprising:

a padded collar (214) disposed about an opening (212) sized to receive a foot of a user, wherein the padded collar (214) is disposed proximate a heel;

a first and second adjustable tensioner (110), wherein the first and second adjustable tensioner (110) comprise one or more apertures (202) disposed on a side distal from the sole to receive laces (204), wherein each edge of the first and second adjustable tensioner (110) comprise an attached portion (206) and an unattached portion (208), wherein the first and second adjustable tensioner (110) create a smaller space between the first and second adjustable tensioner (110) to accommodate a narrower foot of a user as the laces are tightened, and wherein the first and second adjustable tensioners (110) create a larger space between the first and second adjustable tensioners (110) to accommodate a wider foot of a user as the laces are loosened;

a flexible portion (210) disposed on either side of a tongue, wherein the flexible portion (210) reduces a chance of buckling of the footwear as the first and second adjustable tensioner (110) are adjusted;

a pull strap (218) disposed proximate the cushioned heel cup, wherein the pull strap comprises an extended strap section (220) secured against a heel of the footwear,

19 wherein the extended strap section increases a strength of the pull strap and resists separation of the pull strap from the footwear; and

a thick insole (112), wherein the insole is about 13mm thick, wherein the insole is harder on a top surface of the insole and becomes softer toward a bottom surface of the insole;

wherein the wide toe box is made of thermoplastic polyurethane, wherein the slip- resistant sole is made of treaded rubber, and wherein the midsole comprises 2mm of foam.

3. The footwear of claim 1, further comprising:

a first layer (502) of the two or more layers (502, 504, 506, 508, 510) of the vamp (118), wherein the first layer (502) of the vamp (118) comprises a waterproof elastane; and

a second layer (504) of the two or more layers (502, 504, 506, 508, 510) of the vamp (118), wherein the second layer (504) of the vamp (118) comprises a

thermoplastic polyurethane (TPU) waterproof foil.

4. The footwear of claim 3, further comprising:

a third layer (506) of the two or more layers (502, 504, 506, 508, 510) of the vamp (118), wherein the third layer (506) of the vamp (118) comprises a material having a repeating pattern.

5. The footwear of claim 4, wherein the material having the repeating pattern is a

honeycomb mesh.

6. The footwear of claim 4, further comprising:

a fourth layer (508) of the two or more layers (502, 504, 506, 508, 510) of the vamp (118), wherein the fourth layer (506) of the vamp (118) comprises at least one of: an open cell foam and a closed cell foam.

7. The footwear of claim 6, further comprising:

a fifth layer (508) of the two or more layers (502, 504, 506, 508, 510) of the vamp (118), wherein the fifth layer (506) of the vamp (118) comprises tricot.

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8. The footwear of claim 7, further comprising:

a first layer (512) of the two or more layers (512, 514, 516) of the lining (522),

wherein the first layer (512) of the lining (522) comprises a waterproof elastane.

9. The footwear of claim 8, further comprising:

a second layer (514) of the two or more layers (512, 514, 516) of the lining (522), wherein the second layer (514) of the lining (522) comprises at least one of: an open cell foam and a closed cell foam.

10. The footwear of claim 9, further comprising:

a third layer (516) of the two or more layers (512, 514, 516) of the lining (522),

wherein the third layer (516) of the lining (522) comprises tricot.

11. The footwear of claim 10, further comprising:

a fourth layer (618) of the two or more layers (612, 614, 616, 618) of the lining (624), wherein the fourth layer (618) of the lining (522) comprises tricot .

12. The footwear of claim 11, wherein the lining (624) comprises four layers in a heel portion of the footwear.

13. The footwear of claim 10, wherein the vamp (188) comprises five layers (502, 504, 506, 508, 510), and wherein the lining (522) comprises three layers (512, 514, 516).

14. The footwear of claim 10, wherein the first layer (502) of the vamp (118) comprises a thickness of 0.8mm, wherein the second layer (504) of the vamp (118) comprises a thickness of 0.015mm, wherein the third layer (506) of the vamp (118) comprises a thickness of 0.8mm, wherein the fourth layer (508) of the vamp (118) comprises a thickness of 2mm, wherein the fifth layer (510) of the vamp (118) comprises a thickness of 0.385mm, and wherein an overall thickness of the vamp (118) is 4mm.

15. The footwear of claim 10, wherein the first layer (512) of the lining (522) comprises a thickness of 0.615mm, wherein the second layer (514) of the lining (522) comprises a thickness of 2mm, wherein the third layer (516) of the lining (522) comprises a thickness of 0.385mm, and wherein an overall thickness of the lining (522) is 3mm.

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16. A footwear (100, 200, 300, 400) comprising:

a first adjustable tensioner (110) disposed proximate an arch area of the footwear, wherein the first adjustable tensioner (110) is disposed on a lateral side of the footwear, and wherein the first adjustable tensioner (110) comprises one or more eyelets (202) for receiving laces (204);

a second adjustable tensioner (110) disposed proximate the arch area of the footwear, wherein the first adjustable tensioner (110) is disposed on a medial side of the footwear, and wherein the second adjustable tensioner (110) comprises one or more eyelets (202) for receiving laces (204);

a sole (108), wherein the first adjustable tensioner (110) is attached proximate the sole (108), wherein the second adjustable tensioner (110) is attached proximate the sole (108); and

an upper (106), wherein the upper (106) is breathable and water resistant, wherein the upper (106) comprises a vamp (118) and a lining (522), wherein the lining (522) is attached to the vamp (118), wherein the vamp (188) comprises two or more layers (502, 504, 506, 508, 510), and wherein the lining (522) comprises two or more layers (512, 514, 516)

wherein tightening the laces (204) connected between the eyelets (202) of the first adjustable tensioner (110) and the eyelets (202) of the second adjustable tensioner (110) reduces an internal volume of the footwear proximate the arch area of the footwear at a greater rate than an internal volume of the footwear proximate a toe and heel of the footwear; and

wherein loosening the laces (204) connected between the eyelets (202) of the first adjustable tensioner (110) and the eyelets (202) of the second adjustable tensioner (110) increases an internal volume of the footwear proximate the arch area of the footwear at a greater rate than an internal volume of the footwear proximate a toe and heel of the footwear.

17. The footwear of claim 16, further comprising:

a first layer (502) of the two or more layers (502, 504, 506, 508, 510) of the vamp (118), wherein the first layer (502) of the vamp (118) comprises a waterproof elastane;

22 a second layer (504) of the two or more layers (502, 504, 506, 508, 510) of the vamp (118), wherein the second layer (504) of the vamp (118) comprises a

thermoplastic polyurethane (TPU) waterproof foil;

a third layer (506) of the two or more layers (502, 504, 506, 508, 510) of the vamp (118), wherein the third layer (506) of the vamp (118) comprises a material having a repeating pattern;

a fourth layer (508) of the two or more layers (502, 504, 506, 508, 510) of the vamp (118), wherein the fourth layer (506) of the vamp (118) comprises at least one of: an open cell foam and a closed cell foam; and

a fifth layer (508) of the two or more layers (502, 504, 506, 508, 510) of the vamp (118), wherein the fifth layer (506) of the vamp (118) comprises tricot.

18. The footwear of claim 17, further comprising:

a first layer (512) of the two or more layers (512, 514, 516) of the lining (522),

wherein the first layer (512) of the lining (522) comprises a waterproof elastane; a second layer (514) of the two or more layers (512, 514, 516) of the lining (522), wherein the second layer (514) of the lining (522) comprises at least one of: an open cell foam and a closed cell foam; and

a third layer (516) of the two or more layers (512, 514, 516) of the lining (522),

wherein the third layer (516) of the lining (522) comprises tricot.

19. A footwear (100, 200, 300, 400) comprising:

a heel cup (102);

a toe box (104);

a water-resistant upper (106), wherein stains (402) are removable from the water- resistant upper via application of a liquid to the water-resistant upper, wherein the water-resistant upper (106) comprises a vamp (118) and a lining (522), wherein the lining (522) is attached to the vamp (118), wherein the vamp (188) comprises two or more layers (502, 504, 506, 508, 510), and wherein the lining (522) comprises two or more layers (512, 514, 516);

a slip-resistant sole (108), wherein the slip-resistant sole (108) comprises a midsole; and

a pull strap (218) disposed proximate the cushioned heel cup, wherein the pull strap comprises an extended strap section (220) secured against a heel of the footwear,

23 wherein the extended strap section increases a strength of the pull strap and resists separation of the pull strap from the footwear.

20. The footwear of claim 19, further comprising:

wherein the two or more layers (502, 504, 506, 508, 510) of the vamp (118) comprise two or more of: a waterproof elastane, thermoplastic polyurethane (TPU) waterproof foil, a material having a repeating pattern, an open cell foam, a closed cell foam, and tricot;

wherein the two or more layers (512, 514, 516) of the lining (522) comprise two or more of: a waterproof elastane, an open cell foam, a closed cell foam, and tricot; wherein at least one of the layers (502, 504, 506, 508, 510, 512, 514, 516) of the water-resistant upper (106) are partially melted by heating (702);

wherein at least one of the heated layers (502, 504, 506, 508, 510, 512, 514, 516) of the water-resistant upper (106) are pressed to combine the heated layers (704); and wherein at least one of the pressed layers (502, 504, 506, 508, 510, 512, 514, 516) of the water-resistant upper (106) are cooled (706), wherein the water-resistant upper (106) is breathable and water-resistance once the pressed layers (502, 504, 506, 508, 510, 512, 514, 516) of the water-resistant upper (106) are cooled (706).

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