US2946019A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulse synchronizing system
Assignee: Unisys Corp
•
Filing: 1954-11-26
•
Granted: 1960-07-19
•
Expires: 1974-11-26
Abstract
No abstract record available.
Inventors
- 👤 Frank Robert Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:01
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/04; H04N5/12; H04N5/126; G; G01; G01S; G01S1/00; G01S1/02; G01S1/08; G01S1/20; G01S1/24; G01S1/245
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2248442A
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US2537589A
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US2484352A
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US2559144A
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US2702853A
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US2600185A
Cited
US2708717A
Cited
US2761065A
Cited
US2856525A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-19 | 1964-01-18 | 1964-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-19 | 1968-01-18 | 1968-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-19 | 1972-01-18 | 1972-07-19 | $7700.00 | Window Closed / Lapsed |