US3400372A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Terminal for a multi-data processing system
Assignee: International Business Machines Corp
•
Filing: 1965-02-16
•
Granted: 1968-09-03
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Expires: 1985-02-16
Abstract
No abstract record available.
Inventors
- 👤 William F Beausoleil
- 👤 William C Hoskinson
- 👤 Lewis E King
- 👤 Iii Herbert G Weber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:54
CPC Classifications
G; G06; G06F; G06F15/00; G06F15/16; G06F15/163; G06F15/17; G06F13/00; G06F13/10; G06F13/12; G06F13/122
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3061192A
Cited
US3251040A
Cited
US3263219A
Cited
US3303474A
Cited
US3283308A
Cited
US3323109A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-03 | 1972-03-04 | 1972-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-03 | 1976-03-04 | 1976-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-03 | 1980-03-04 | 1980-09-03 | $7700.00 | Window Closed / Lapsed |