Patent US3588709A successfully refreshed from Google Patents.
US3588709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synchronous timing system having failure detection feature
Assignee: Westinghouse Electric Corp
•
Filing: 1968-09-26
•
Granted: 1971-06-28
•
Expires: 1988-09-26
Abstract
Abstract THE INVENTION ENCOMPASSES A SYNCHRONOUS TIMING SYSTEM OF THE TYPE WHEREIN A COUNTER IS "SLAVED" TO A SYNCHRONIZATION STATION BY COUNT PULSES AND RESET SIGNALS. BY PROVIDING A SYNCHRONIZATION SIGNAL HAVING ONE LESS PULSE THAN THE CAPACITY OF THE COUNTER, AND USING THE ABSENCE OF THE PULSE TO PROVIDE THE SYNCHRONIZATION INTELLIGENCE, THE SYSTEM HAS A BUILT-IN FEATURE ALLOWING DETECTION OF SYNCHRONIZATION FAILURE.
Inventors
- 👤 Robert C Hoyler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:09
CPC Classifications
H; H04; H04J; H04J3/00; H04J3/02; H04J3/06; H04J3/0602; B; B60; B60L; B60L2200/00; B60L2200/26
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |