Patent US3439241A successfully refreshed from Google Patents.
US3439241A
Expired / Lapsed
US
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Digitally programmed position motor control
Assignee: Milton Roy LLC
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Filing: 1965-12-29
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Granted: 1969-04-15
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Expires: 1985-12-29
Abstract
No abstract record available.
Inventors
- 👤 Alexander E Martens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:25
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/04; G05B19/12; G05B19/14; G05B19/0405; G05B19/18; G05B19/19; G05B19/40; G05B19/41; G05B19/416; H; H02; H02P; H02P5/00; H02P5/46; H02P5/50; H02P5/51; G05B2219/00; G05B2219/30; G05B2219/41; G05B2219/41326; G05B2219/42; G05B2219/42186
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) | 1972-04-14 | 1972-10-14 | 1973-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-14 | 1976-10-14 | 1977-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-14 | 1980-10-14 | 1981-04-15 | $7700.00 | Window Closed / Lapsed |