US2425655A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Therapeutic device
Assignee: Individual
•
Filing: 1944-03-22
•
Granted: 1947-08-12
•
Expires: 1964-03-22
Abstract
No abstract record available.
Inventors
- 👤 Edwin H Tompkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:36
CPC Classifications
A; A61; A61H; A61H23/00; A61H23/02; A61H23/0254; A61H23/0263; A61H2023/0281; A61H2201/00; A61H2201/01; A61H2201/0119; A61H2201/0138; A61H2201/0142; Y; Y10; Y10S; Y10S5/00; Y10S5/915
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2345438A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-08-11 | 1951-02-10 | 1951-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-08-11 | 1955-02-10 | 1955-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-08-11 | 1959-02-10 | 1959-08-12 | $7700.00 | Window Closed / Lapsed |