US2941136A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Digital servomotor control system
Assignee: MICRO PATH Inc
•
Filing: 1957-09-23
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Granted: 1960-06-14
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Expires: 1977-09-23
Abstract
No abstract record available.
Inventors
- 👤 William F Marantette
- 👤 Ruth B Marantette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:04
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/18; G05B19/19; G05B19/40; G05B19/33; G05B19/35; G05B19/351; H; H03; H03M; H03M1/00; H03M1/12; H03M1/48; H03M1/485; G05B2219/00; G05B2219/30; G05B2219/33; G05B2219/33268; G05B2219/35; G05B2219/35354; G05B2219/35554; G05B2219/36; G05B2219/36553; G05B2219/36562; G05B2219/36578; G05B2219/36583; G05B2219/49; G05B2219/49291; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/300896
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) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |