Patent US2782429A successfully refreshed from Google Patents.
US2782429A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Life-saving apparatus
Assignee: Individual
•
Filing: 1954-10-05
•
Granted: 1957-02-26
•
Expires: 1974-10-05
Abstract
No abstract record available.
Inventors
- 👤 Georges B L Hennehutte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:01
CPC Classifications
B; B63; B63C; B63C9/00; B63C9/08; B63C9/11; B63C9/125; B63C9/1255
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-26 | 1960-08-27 | 1961-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-26 | 1964-08-27 | 1965-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-26 | 1968-08-27 | 1969-02-26 | $7700.00 | Window Closed / Lapsed |