US3757774A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Massage sandal
Assignee: Individual
•
Filing: 1972-05-15
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Granted: 1973-09-11
•
Expires: 1992-05-15
Abstract
Abstract A massage sandal having a base, a plurality of projections provided on the upper and lower surfaces of said base, and a band fixed to said base, where said projections stimulate the sole of the foot to facilitate the circulation of the blood and strengthen the connective tissue of the sole of the foot by massaging the sole of the foot during the walking of the person who wears it. Therefore, the sandal is good for the health of the foot.
Inventors
- 👤 K Hatuno
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:55
CPC Classifications
A; A43; A43B; A43B3/00; A43B3/12; A43B3/128; A43B13/00; A43B13/14; A43B13/18; A43B13/181; A43B13/184; A43B7/00; A43B7/14; A43B7/1405; A43B7/1455; A43B7/146; A61; A61H; A61H7/00; A61H7/001; A61H2201/00; A61H2201/12; A61H2201/1253; A61H2201/1261; A61H2201/1284; A61H2201/16; A61H2201/1683; A61H2201/169; A61H2201/1695
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
A massage sandal which comprises in combination, A. a base of said sandal with the shape of the periphery of the sole of the foot; B. a plurality of projections provided on the upper surface of said base in which each length of said projections corresponding to the concave portion of the sole of the foot is long and each length of said projections corresponding to the convex portion of the sole of the foot is short; C. a plurality of other projections provided on the lower surface of said base in which each position of said other projections is symmetric to each of said projections on the upper surface with regard to said base and each length of said other projections is the same as the length of each corresponding projection on said upper surface of said base; and D. a band fixed to said base of said sandal.
Claim 2
Dependent Claim
150 words
A massage sandal which comprises in combination, A. a base of said sandal with the shape of the periphery of the sole of the foot; B. a plurality of projections provided on the upper surface of said base in which each length of said projections corresponding to the concave portion of the sole of the foot is long and each length of said projections corresponding to the convex portion of the sole of the foot is short; C. a plurality of other projections provided on the lower surface of said base in which each position of said other projections is symmetric to each of said projections on the upper surface with regard to said base and each length of said other projections is the same as the length of each corresponding projection on said upper surface of said base; and D. a band fixed to said base of said sandal.
References Cited (Backward Citations)
US3100483A
Cited
US3595244A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-09-10 | 1977-03-12 | 1977-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-10 | 1981-03-12 | 1981-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-10 | 1985-03-12 | 1985-09-11 | $7700.00 | Window Closed / Lapsed |