Patent DE566963C successfully refreshed from Google Patents.
US3022071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foot exercising device
Assignee: Individual
•
Filing: 1959-08-13
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Granted: 1962-02-20
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Expires: 1979-08-13
Abstract
No abstract record available.
Inventors
- 👤 Carl E Malone
- 👤 Jr James W Dickey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:44
CPC Classifications
A; A63; A63B; A63B22/00; A63B22/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE227726C
Cited
GB190200227A
Cited
US1509793A
Cited
US2111891A
Cited
US2374730A
Cited
US2398122A
Cited
US2645482A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |