US2944737A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improvements relating to control systems for automatic machine tools
Assignee: EMI Ltd
•
Filing: 1955-06-29
•
Granted: 1960-07-12
•
Expires: 1975-06-29
Abstract
No abstract record available.
Inventors
- 👤 Cail Roland Allan
- 👤 Payne Edwin Malcolm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:26
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/18; G05B19/41; G05B19/4105; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/300896
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2628539A
Cited
US2537427A
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US2710934A
Cited
US2685054A
Cited
US2784359A
Cited
US2736852A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |