US3522588A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Direct digital control interfacing circuitry
Assignee: Honeywell Inc
•
Filing: 1967-07-06
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Granted: 1970-08-04
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Expires: 1987-07-06
Abstract
No abstract record available.
Inventors
- 👤 Charles J Clarke Jr
- 👤 Earl C Channell
- 👤 Joseph Gormley
- 👤 George W Mcknight
- 👤 Leroy N Templeton Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:47
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/418; G05B19/4181; G05B11/00; Y; Y02; Y02P; Y02P90/00; Y02P90/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3034718A
Cited
US3237186A
Cited
US3300759A
Cited
US3268665A
Cited
US3397386A
Cited
US3445813A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-03 | 1974-02-02 | 1974-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-03 | 1978-02-02 | 1978-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-03 | 1982-02-02 | 1982-08-04 | $7700.00 | Window Closed / Lapsed |