US2874259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ice detector and control system
Assignee: Motors Liquidation Co
•
Filing: 1956-04-06
•
Granted: 1959-02-17
•
Expires: 1976-04-06
Abstract
No abstract record available.
Inventors
- 👤 Donald E Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:34
CPC Classifications
F; F01; F01D; F01D25/00; F01D25/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB446983A
Cited
US2541512A
Cited
US2670912A
Cited
US2739302A
Cited
US2744992A
Cited
US2724106A
Cited
US2775678A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-16 | 1962-08-18 | 1963-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-16 | 1966-08-18 | 1967-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-16 | 1970-08-18 | 1971-02-17 | $7700.00 | Window Closed / Lapsed |