Patent US1234769A successfully refreshed from Google Patents.
Patent US951989A successfully refreshed from Google Patents.
US951989A
Expired / Lapsed
US
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Artificial limb.
Assignee: Individual
•
Filing: 1908-07-09
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Granted: 1910-03-15
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Expires: 1928-07-09
Abstract
No abstract record available.
Inventors
- 👤 James E Hanger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:04
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/50; A61F2/60; A61F2/66
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1913-03-14 | 1913-09-13 | 1914-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-03-14 | 1917-09-13 | 1918-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-03-14 | 1921-09-13 | 1922-03-15 | $7700.00 | Window Closed / Lapsed |