US3588842A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Random setting of a scanner
Assignee: GTE Automatic Electric Laboratories Inc
•
Filing: 1968-07-23
•
Granted: 1971-06-28
•
Expires: 1988-07-23
Abstract
Abstract IN A COMMON-CONTROLLED COMMUNICATION SWITCHING SYSTEM, THE PATH SCANNER COUNTER OF THE MARKER IS SET TO A RANDOM STARTING POINT BY LOADING IT WITH A NUMBER DERIVED FROM A TERMINAL-NUMBER-REGISTER, USING INDIVIDUAL OUTPUT BITS OF THE REGISTER IN NO PARTICULAR ORDER WITH RESPECT TO THE TERMINAL NUMBER STORED THEREIN. THUS UNIFORM USAGES OF THE AVAILABLE PATHS IS OBTAINED.
Inventors
- 👤 Robert K Heldman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:49
CPC Classifications
H; H04; H04Q; H04Q3/00; H04Q3/42; H04Q3/54
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 |