US2864644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cargo hooks
Assignee: Individual
•
Filing: 1957-09-30
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Granted: 1958-12-16
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Expires: 1977-09-30
Abstract
No abstract record available.
Inventors
- 👤 Earl A Marryatt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:34
CPC Classifications
B; B66; B66C; B66C1/00; B66C1/10; B66C1/22; B66C1/34; F; F16; F16B; F16B45/00; F16B45/02; F16B45/023; F16B45/024; F16B45/026; F16B45/027; F16B45/034
Claims Analysis
Total Claims: 0
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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) | 1961-12-15 | 1962-06-16 | 1962-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-15 | 1966-06-16 | 1966-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-15 | 1970-06-16 | 1970-12-16 | $7700.00 | Window Closed / Lapsed |