US2866461A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for producing electric anesthesia
Assignee: Individual
•
Filing: 1954-01-21
•
Granted: 1958-12-30
•
Expires: 1974-01-21
Abstract
No abstract record available.
Inventors
- 👤 Suzuki Kensaku
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:17
CPC Classifications
A; A61; A61N; A61N1/00; A61N1/18; A61N1/32; A61N1/36; A61N1/36014; A61N1/36021; A61N1/20; A61N1/02; A61N1/04; A61N1/05; A61N1/0526; A61N1/0548
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US566103A
Cited
US2055540A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-29 | 1962-06-30 | 1962-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-29 | 1966-06-30 | 1966-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-29 | 1970-06-30 | 1970-12-30 | $7700.00 | Window Closed / Lapsed |