Patent US2399777A successfully refreshed from Google Patents.
Patent US2922940A successfully refreshed from Google Patents.
US2922940A
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Digital control system for machine tools
Assignee: Individual
•
Filing: 1957-04-29
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Granted: 1960-01-26
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Expires: 1977-04-29
Abstract
No abstract record available.
Inventors
- 👤 Harry W Mergler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:03
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/18; G05B19/19; G05B19/40; H; H03; H03M; H03M1/00; H03M1/12; H03M1/48; H03M1/485; G05B2219/00; G05B2219/30; G05B2219/33; G05B2219/33268; G05B2219/34; G05B2219/34057; G05B2219/36; G05B2219/36366; G05B2219/36368; G05B2219/36587; G05B2219/37; G05B2219/37471; G05B2219/43; G05B2219/43139; G05B2219/43183; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/300896
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2710934A
Cited
US2706270A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-25 | 1963-07-27 | 1964-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-25 | 1967-07-27 | 1968-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-25 | 1971-07-27 | 1972-01-26 | $7700.00 | Window Closed / Lapsed |