US3460052A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oscillator phase and frequency synchronizing circuit
Assignee: INFORMATION DEV CORP
•
Filing: 1967-08-02
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Granted: 1969-08-05
•
Expires: 1987-08-02
Abstract
No abstract record available.
Inventors
- 👤 Edwin R Rader
- 👤 Robert C Weyrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:03
CPC Classifications
H; H03; H03L; H03L7/00; H03L7/06; H03L7/08; H03L7/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB899935A
Cited
US3199046A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-04 | 1973-02-03 | 1973-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-04 | 1977-02-03 | 1977-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-04 | 1981-02-03 | 1981-08-05 | $7700.00 | Window Closed / Lapsed |