US2679245A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prosthesis for femoral heads
Assignee: Individual
•
Filing: 1951-03-15
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Granted: 1954-05-25
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Expires: 1971-03-15
Abstract
No abstract record available.
Inventors
- 👤 Timmermans Frans Donatus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:17
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/02; A61F2/30; A61F2/32; A61F2/36; A61F2/3601; A61F2/3603; A61F2/3094; A61F2002/30001; A61F2002/30108; A61F2002/3011; A61F2002/30159; A61F2002/30179; A61F2002/30316; A61F2002/30535; A61F2002/30561; A61F2/30767; A61F2/30771; A61F2002/30841; A61F2002/30878; A61F2002/30891; A61F2002/30892; A61F2/30942; A61F2002/30957; A61F2230/00; A61F2230/0002; A61F2230/0028; A61F2230/0058
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-24 | 1957-11-23 | 1958-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-24 | 1961-11-23 | 1962-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-24 | 1965-11-23 | 1966-05-25 | $7700.00 | Window Closed / Lapsed |