Patent US2626652A successfully refreshed from Google Patents.
US2626652A
Expired / Lapsed
US
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Walking aid
Assignee: Individual
•
Filing: 1949-10-14
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Granted: 1953-01-27
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Expires: 1969-10-14
Abstract
No abstract record available.
Inventors
- 👤 Albert L Steigler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:27
CPC Classifications
A; A61; A61H; A61H3/00; A61H3/04; A61H2003/043; A61H2003/046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE379475C
Cited
US1290475A
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US1277434A
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US1399040A
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US1486660A
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FR635854A
Cited
US2307096A
Cited
US2285778A
Cited
US2425253A
Cited
US2490870A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-27 | 1956-07-28 | 1957-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-27 | 1960-07-28 | 1961-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-27 | 1964-07-28 | 1965-01-27 | $7700.00 | Window Closed / Lapsed |