US2704064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Neurosurgical stimulator
Assignee: MEDITRON Co
•
Filing: 1952-09-10
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Granted: 1955-03-15
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Expires: 1972-09-10
Abstract
No abstract record available.
Inventors
- 👤 James A Fizzell
- 👤 James G Golseth
- 👤 Robert W Kay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:37
CPC Classifications
A; A61; A61N; A61N1/00; A61N1/18; A61N1/32; A61N1/36; A61N1/36014; A61N1/3603; A61N1/36034
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2564279A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-03-14 | 1958-09-13 | 1959-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-14 | 1962-09-13 | 1963-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-14 | 1966-09-13 | 1967-03-15 | $7700.00 | Window Closed / Lapsed |