Patent US2949111A successfully refreshed from Google Patents.
US2949111A
Expired / Lapsed
US
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Drop-foot brace
Assignee: Individual
•
Filing: 1958-09-23
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Granted: 1960-08-16
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Expires: 1978-09-23
Abstract
No abstract record available.
Inventors
- 👤 Ruotoistenmaki Veikko Samuli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:49
CPC Classifications
A; A61; A61F; A61F5/00; A61F5/01; A61F5/0102; A61F5/0104; A61F5/0111; A61F5/0113
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1354427A
Cited
US2712310A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-16 | 1964-02-15 | 1964-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-16 | 1968-02-15 | 1968-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-16 | 1972-02-15 | 1972-08-16 | $7700.00 | Window Closed / Lapsed |