US2760488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal bone fixation apparatus
Assignee: Individual
•
Filing: 1955-04-20
•
Granted: 1956-08-28
•
Expires: 1975-04-20
Abstract
No abstract record available.
Inventors
- 👤 Robert B Pierce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:07
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/56; A61B17/58; A61B17/68; A61B17/683; Y; Y10; Y10S; Y10S606/00; Y10S606/907
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2143922A
Cited
FR1045555A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-28 | 1960-02-27 | 1960-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-28 | 1964-02-27 | 1964-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-28 | 1968-02-27 | 1968-08-28 | $7700.00 | Window Closed / Lapsed |