US3267357A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic phase control system
Assignee: Individual
•
Filing: 1963-08-22
•
Granted: 1966-08-16
•
Expires: 1983-08-22
Abstract
No abstract record available.
Inventors
- 👤 Ravenhill Peter
- 👤 Tommy S Weaver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:24
CPC Classifications
H; H03; H03H; H03H11/00; H03H11/02; H03H11/16; H03L; H03L7/00; H03L7/06; H03L7/08; H03L7/081; H03L7/0812
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |