US2796566A
Expired / Lapsed
US
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Shaft positioning binary digital to analog conversion system
Assignee: Boeing Co
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Filing: 1955-03-14
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Granted: 1957-06-18
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Expires: 1975-03-14
Abstract
No abstract record available.
Inventors
- 👤 John E Maynard
- 👤 Leland T Thomasson
- 👤 Hamilton Floyd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:35
CPC Classifications
H; H03; H03M; H03M1/00; G; G05; G05B; G05B19/00; G05B19/02; G05B19/18; G05B19/19; G05B19/27; G05B19/29; G05B19/291; G05B2219/00; G05B2219/30; G05B2219/42; G05B2219/42212; H03M1/12; H03M1/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-17 | 1960-12-17 | 1961-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-17 | 1964-12-17 | 1965-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-17 | 1968-12-17 | 1969-06-18 | $7700.00 | Window Closed / Lapsed |