Patent US3453384A successfully refreshed from Google Patents.
US3453384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Display system with increased manual input data rate
Assignee: International Business Machines Corp
•
Filing: 1965-12-07
•
Granted: 1969-07-01
•
Expires: 1985-12-07
Abstract
No abstract record available.
Inventors
- 👤 Edward O Donner
- 👤 Howard S Keeler
- 👤 John L Botjer
- 👤 Harold E Frye
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:47
CPC Classifications
G; G06; G06F; G06F3/00; G06F3/14; G06F3/153; G09; G09G; G09G1/00; G09G1/06; G09G1/14; G09G1/16
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-30 | 1972-12-30 | 1973-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-30 | 1976-12-30 | 1977-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-30 | 1980-12-30 | 1981-07-01 | $7700.00 | Window Closed / Lapsed |