US1667451A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the treatment of organisms with electrical currents
Assignee: Individual
•
Filing: 1926-06-28
•
Granted: 1928-04-24
•
Expires: 1946-06-28
Abstract
No abstract record available.
Inventors
- 👤 Arnberg Wilhelm Teodor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:45
CPC Classifications
A; A61; A61N; A61N1/00; A61N1/18; A61N1/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1931-04-24 | 1931-10-24 | 1932-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-04-24 | 1935-10-24 | 1936-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-04-24 | 1939-10-24 | 1940-04-24 | $7700.00 | Window Closed / Lapsed |