US2770465A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rescue sled
Assignee: Individual
•
Filing: 1953-03-16
•
Granted: 1956-11-13
•
Expires: 1973-03-16
Abstract
No abstract record available.
Inventors
- 👤 Dandurand Raoul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:45
CPC Classifications
A; A63; A63C; A63C11/00; A63C11/002; B; B62; B62B; B62B13/00; B62B13/16; A61; A61G; A61G1/00; A61G1/007
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US201556A
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CA490722A
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AT45109B
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CH69575A
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US1806444A
Cited
US2062056A
Cited
CH201652A
Cited
US2203909A
Cited
DE743777C
Cited
US2316456A
Cited
CH224508A
Cited
AT173724B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-13 | 1960-05-14 | 1960-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-13 | 1964-05-14 | 1964-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-13 | 1968-05-14 | 1968-11-13 | $7700.00 | Window Closed / Lapsed |