US2796916A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Folding walking aid
Assignee: Individual
•
Filing: 1954-06-10
•
Granted: 1957-06-25
•
Expires: 1974-06-10
Abstract
No abstract record available.
Inventors
- 👤 Womble James Floy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:22
CPC Classifications
A; A61; A61H; A61H3/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR485819A
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US2402330A
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US2430235A
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US2667917A
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US2634790A
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US2627904A
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US2667914A
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US2708473A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-24 | 1960-12-24 | 1961-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-24 | 1964-12-24 | 1965-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-24 | 1968-12-24 | 1969-06-25 | $7700.00 | Window Closed / Lapsed |