Patent US3760364A successfully refreshed from Google Patents.
Patent US3416139A successfully refreshed from Google Patents.
US3416139A
Expired / Lapsed
US
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Interface control module for modular computer system and plural peripheral devices
Assignee: Unisys Corp
•
Filing: 1966-02-14
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Granted: 1968-12-10
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Expires: 1986-02-14
Abstract
No abstract record available.
Inventors
- 👤 Hans B Marx
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:39
CPC Classifications
G; G06; G06F; G06F15/00; G06F15/16; G06F13/00; G06F13/10; G06F13/12; G06F13/122
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-10 | 1972-06-10 | 1972-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-10 | 1976-06-10 | 1976-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-10 | 1980-06-10 | 1980-12-10 | $7700.00 | Window Closed / Lapsed |