US2967664A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electro-optical data processing system
Assignee: International Business Machines Corp
•
Filing: 1960-03-21
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Granted: 1961-01-10
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Expires: 1980-03-21
Abstract
No abstract record available.
Inventors
- 👤 Thomas I Ress
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:37
CPC Classifications
H; H03; H03M; H03M7/00; H03M7/02; H03M7/06; H03M7/08; G; G06; G06K; G06K7/00; G06K7/10; G06K7/10544; G06K7/10821; G06K7/1093
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2751148A
Cited
US2415190A
Cited
US2651463A
Cited
US2727683A
Cited
US2672288A
Cited
US2712415A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-10 | 1964-07-11 | 1965-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-10 | 1968-07-11 | 1969-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-10 | 1972-07-11 | 1973-01-10 | $7700.00 | Window Closed / Lapsed |