US3430148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phase comparator circuit for providing varying width signal which is a function of phase difference and angle of two input signals
Assignee: Xerox Corp
•
Filing: 1966-03-14
•
Granted: 1969-02-25
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Expires: 1986-03-14
Abstract
No abstract record available.
Inventors
- 👤 Eiji Miki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:58
CPC Classifications
H; H03; H03D; H03D13/00; H03D13/003; H03D13/004; H02; H02P; H02P5/00; H02P5/46; H02P5/52; H02P5/56; H04; H04N; H04N1/00; H04N1/32; H04N1/36; H04N1/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3328688A
Cited
US3327226A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-25 | 1972-08-26 | 1973-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-25 | 1976-08-26 | 1977-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-25 | 1980-08-26 | 1981-02-25 | $7700.00 | Window Closed / Lapsed |