US2692995A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lifesaving and swimming device
Assignee: Individual
•
Filing: 1952-10-17
•
Granted: 1954-11-02
•
Expires: 1972-10-17
Abstract
No abstract record available.
Inventors
- 👤 Bihan Charles Le
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:44
CPC Classifications
A; A63; A63B; A63B31/00; A63B31/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US149513A
Cited
US216455A
Cited
US789428A
Cited
GB190703622A
Cited
US1611427A
Cited
GB358997A
Cited
US2111358A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-01 | 1958-05-03 | 1958-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-01 | 1962-05-03 | 1962-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-01 | 1966-05-03 | 1966-11-02 | $7700.00 | Window Closed / Lapsed |