Patent US1747174A successfully refreshed from Google Patents.
US1747174A
Expired / Lapsed
US
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Orthopedic table
Assignee: Individual
•
Filing: 1925-05-08
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Granted: 1930-02-18
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Expires: 1945-05-08
Abstract
No abstract record available.
Inventors
- 👤 Fred L Knowles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:18
CPC Classifications
A; A61; A61G; A61G13/00; A61G13/009; A61G13/0036; A61H; A61H1/00; A61H1/02; A61H1/0218; A61H2201/00; A61H2201/16; A61H2201/1602; A61H2201/1604; A61H2201/1607
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) | 1933-02-17 | 1933-08-19 | 1934-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-02-17 | 1937-08-19 | 1938-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-02-17 | 1941-08-19 | 1942-02-18 | $7700.00 | Window Closed / Lapsed |