US2728882A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Computer stabilizing system
Assignee: ACF Industries Inc
•
Filing: 1953-03-05
•
Granted: 1955-12-27
•
Expires: 1973-03-05
Abstract
No abstract record available.
Inventors
- 👤 Charles L Cohen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:18
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/12; G06G7/22; F; F41; F41G; F41G5/00; G01; G01S; G01S1/00; G01S1/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2465624A
Cited
US2528512A
Cited
US2488780A
Cited
US2574656A
Cited
US2656498A
Cited
US2656499A
Cited
US2653308A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-26 | 1959-06-27 | 1959-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-26 | 1963-06-27 | 1963-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-26 | 1967-06-27 | 1967-12-27 | $7700.00 | Window Closed / Lapsed |