US3475731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dual control apparatus in data processing equipment
Assignee: General Electric Co
•
Filing: 1966-05-27
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Granted: 1969-10-28
•
Expires: 1986-05-27
Abstract
No abstract record available.
Inventors
- 👤 John W Figueroa
- 👤 Gary J Goss
- 👤 Ernest J Porcelli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:14
CPC Classifications
G; G06; G06F; G06F9/00; G06F9/06; G06F9/30; G06F9/38; G06F9/3867; G06F9/3875
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3020525A
Cited
US3254329A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-27 | 1973-04-28 | 1973-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-27 | 1977-04-28 | 1977-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-27 | 1981-04-28 | 1981-10-28 | $7700.00 | Window Closed / Lapsed |