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Patent US3539895A successfully refreshed from Google Patents.
US3539895A
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US
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Apparatus for controlling the instantaneous positions and velocities of movable elements according to digital numerical commands
Assignee: Giddings and Lewis LLC
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Filing: 1966-06-03
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Granted: 1970-11-10
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Expires: 1986-06-03
Abstract
No abstract record available.
Inventors
- 👤 John K Mcgee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:35
CPC Classifications
H; H03; H03M; H03M1/00; H03M1/66; H03M1/665; G; G05; G05B; G05B19/00; G05B19/02; G05B19/18; G05B19/19; G05B19/33; G05B19/37; G05B19/371
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) | 1973-11-09 | 1974-05-11 | 1974-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-09 | 1978-05-11 | 1978-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-09 | 1982-05-11 | 1982-11-10 | $7700.00 | Window Closed / Lapsed |