US3507284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surgical bone cutter
Assignee: Individual
•
Filing: 1967-08-17
•
Granted: 1970-04-21
•
Expires: 1987-08-17
Abstract
No abstract record available.
Inventors
- 👤 Leonard Simmons
- 👤 Gerald Ravitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:05
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/16; A61B17/1604; A61B17/1606; A61B17/1608; A61B17/1611; A61B17/1662; A61B17/1682
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) | 1973-04-20 | 1973-10-20 | 1974-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-20 | 1977-10-20 | 1978-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-20 | 1981-10-20 | 1982-04-21 | $7700.00 | Window Closed / Lapsed |