US3171900A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic communication system
Assignee: General Dynamics Corp
•
Filing: 1960-07-26
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Granted: 1965-03-02
•
Expires: 1980-07-26
Abstract
No abstract record available.
Inventors
- 👤 William F Bartlett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:01
CPC Classifications
H; H04; H04Q; H04Q11/00; H04Q11/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
IN A COMMUNICATION SYSTEM, A PLURALITY OF COMMUNICATION CIRCUITS HAVING INDIVIDUAL DESIGNATIONS, A COMMON COMMUNICATION CHANNEL, CONTROL MEANS FOR EXTENDING A COMMUNICATION PATH FROM A CALLING ONE OF SAID CIRCUITS IN ONE OF A PLURALITY OF DISTINCT TIME POSITIONS IN A REPETITIVE TIME FRAME, AN OPERATOR POSITION AND MEANS FOR CONNECTING SAID OPERATOR POSITION TO SAID CALLING ONE OF SAID CIRCUITS INCLUDING A DELAY LINE INDIVIDUAL TO SAID OPERATOR POSITION FOR CIRCULATING A SIGNAL IN SAID ONE TIME POSITION.
Claim 2
Dependent Claim
79 words
IN A COMMUNICATION SYSTEM, A PLURALITY OF COMMUNICATION CIRCUITS HAVING INDIVIDUAL DESIGNATIONS, A COMMON COMMUNICATION CHANNEL, CONTROL MEANS FOR EXTENDING A COMMUNICATION PATH FROM A CALLING ONE OF SAID CIRCUITS IN ONE OF A PLURALITY OF DISTINCT TIME POSITIONS IN A REPETITIVE TIME FRAME, AN OPERATOR POSITION AND MEANS FOR CONNECTING SAID OPERATOR POSITION TO SAID CALLING ONE OF SAID CIRCUITS INCLUDING A DELAY LINE INDIVIDUAL TO SAID OPERATOR POSITION FOR CIRCULATING A SIGNAL IN SAID ONE TIME POSITION.
References Cited (Backward Citations)
US2716159A
Cited
US3041400A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-01 | 1968-08-31 | 1969-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-01 | 1972-08-31 | 1973-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-01 | 1976-08-31 | 1977-03-02 | $7700.00 | Window Closed / Lapsed |