US3082548A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sand shoe
Assignee: Individual
•
Filing: 1962-01-29
•
Granted: 1963-03-26
•
Expires: 1982-01-29
Abstract
No abstract record available.
Inventors
- 👤 Edward D Hartman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:52
CPC Classifications
A; A43; A43B; A43B3/00; A43B3/0026; A43B13/00; A43B13/14; A43B13/141; A43B13/16; A43B3/12; A43B3/128
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
A SAND SHOE COMPRISING (A) FRONT AND REAR PLATFORMS PIVOTALLY CONNECTED, (B) MEANS FOR REMOVABLY ATTACHING THE SHOE TO A WEARER''S FOOT, AND (C) MEANS COMPRISING INTERSECTING RIB GRIDS OF SUBSTANTIAL DEPTH AFFIXED BENEATH THE PLATFORMS SO THAT (D) DOWNWARDLY OPENING SOIL-RECEIVING POCKETS OF SUBSTANTIAL DEPTH ARE FORMED.
Claim 2
Dependent Claim
48 words
A SAND SHOE COMPRISING (A) FRONT AND REAR PLATFORMS PIVOTALLY CONNECTED, (B) MEANS FOR REMOVABLY ATTACHING THE SHOE TO A WEARER''S FOOT, AND (C) MEANS COMPRISING INTERSECTING RIB GRIDS OF SUBSTANTIAL DEPTH AFFIXED BENEATH THE PLATFORMS SO THAT (D) DOWNWARDLY OPENING SOIL-RECEIVING POCKETS OF SUBSTANTIAL DEPTH ARE FORMED.
References Cited (Backward Citations)
US1059565A
Cited
US1205983A
Cited
US1266492A
Cited
US2367219A
Cited
US2517472A
Cited
US2590648A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |