US2956264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Time interval detection system
Assignee: International Business Machines Corp
•
Filing: 1959-06-29
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Granted: 1960-10-11
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Expires: 1979-06-29
Abstract
No abstract record available.
Inventors
- 👤 William S Rohland
- 👤 Jr Louis E Bundy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:55
CPC Classifications
G; G04; G04F; G04F10/00; G04F10/10; G06; G06V; G06V10/00; G06V10/10; G06V10/12; G06V10/20; G06V10/24; G06V10/28; G06V10/30; G06V10/40; G06V10/42; G06V10/421
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-11 | 1964-04-11 | 1964-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-11 | 1968-04-11 | 1968-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-11 | 1972-04-11 | 1972-10-11 | $7700.00 | Window Closed / Lapsed |