US2408166A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lifesaving device
Assignee: Individual
•
Filing: 1944-05-19
•
Granted: 1946-09-24
•
Expires: 1964-05-19
Abstract
No abstract record available.
Inventors
- 👤 Eugene R Hawkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:39
CPC Classifications
A; A62; A62B; A62B9/00; A62B9/02; B; B63; B63C; B63C11/00; B63C11/02; B63C11/12; B63C11/16; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7293
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) | 1949-09-23 | 1950-03-25 | 1950-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-09-23 | 1954-03-25 | 1954-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-09-23 | 1958-03-25 | 1958-09-24 | $7700.00 | Window Closed / Lapsed |