Patent US1552040A successfully refreshed from Google Patents.
US3040221A
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Positioning control apparatus
Assignee: Giddings and Lewis LLC
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Filing: 1958-09-24
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Granted: 1962-06-19
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Expires: 1978-09-24
Abstract
No abstract record available.
Inventors
- 👤 Arthur O Fitzner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:00
CPC Classifications
G; G05; G05D; G05D3/00; G05D3/12; G05D3/14; G05B; G05B19/00; G05B19/02; G05B19/18; G05B19/19; G05B19/33; G05B19/35; G05B19/351; H; H03; H03M; H03M1/00; H03M1/12; H03M1/48; H03M1/485; 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) | 1965-06-18 | 1965-12-18 | 1966-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-18 | 1969-12-18 | 1970-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-18 | 1973-12-18 | 1974-06-19 | $7700.00 | Window Closed / Lapsed |