US3277444A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Data transfer system
Assignee: General Electric Co
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Filing: 1961-06-05
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Granted: 1966-10-04
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Expires: 1981-06-05
Abstract
No abstract record available.
Inventors
- 👤 David W Masters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:18
CPC Classifications
G; G06; G06Q; G06Q20/00; G06Q20/04; G06Q20/042; G06F; G06F13/00; G06F13/14; G06F13/20; G06F13/22; G06F15/00; G06F15/76; G06F15/78
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
DATA TRANSMISSION APPARATUS COMPRISING: A FIRST DATA SOURCE FOR SUPPLYING DATA SIGNALS AT INTERVALS; A SECOND DATA SOURCE FOR SUPPLYING DATA SIGNALS AT INTERVALS; MEANS FOR PROVIDING A FIRST SIGNAL WHEN SAID FIRST SOURCE IS READY TO SUPPLY DATA SIGNALS; MEANS FOR PROVIDING A SECOND SIGNAL WHEN SAID SECOND SOURCE IS READY TO SUPPLY DATA SIGNALS; A DATA TRANSMISION CHANNEL; A SOURCE OF RANDOMLY OCCURRING SIGNALS, EACH OF SAID SIGNALS HAVING AT LEAST TWO DISTINGUISHABLE CHARACTERISTICS; FIRST COMMUNICATION MEANS, NORMALLY ENABLED, RESPONSIVE TO THE CONCURRENCE OF SAID FIRST SIGNAL AND ONE OF SAID CHARACTERISTICS FOR PROVIDING COMMUNICATION FROM SAID FIRST SOURCE TO SAID CHANNEL FOR A FIRST INTERVAL; SECOND COMMUNICATION MEANS, NORMALLY ENABLED, RESPONSIVE TO THE CONCURRENCE OF SAID SECOND SIGNALL AND THE OTHER OF SAID CHARACTERISTICS FOR PROVIDING COMMUNICATION FROM SAID SECOND SOURCE TO SAID CHANNEL FOR A SECOND INTERVAL; MEANS FOR DISABLING SAID FIRST COMMUNICATION MEANS DURING SAID SECOND INTERVAL; AND MEANS FOR DISABLING SAID SECOND COMMUNICATION MEANS DURING SAID FIRST INTERVAL.
Claim 2
Dependent Claim
164 words
DATA TRANSMISSION APPARATUS COMPRISING: A FIRST DATA SOURCE FOR SUPPLYING DATA SIGNALS AT INTERVALS; A SECOND DATA SOURCE FOR SUPPLYING DATA SIGNALS AT INTERVALS; MEANS FOR PROVIDING A FIRST SIGNAL WHEN SAID FIRST SOURCE IS READY TO SUPPLY DATA SIGNALS; MEANS FOR PROVIDING A SECOND SIGNAL WHEN SAID SECOND SOURCE IS READY TO SUPPLY DATA SIGNALS; A DATA TRANSMISION CHANNEL; A SOURCE OF RANDOMLY OCCURRING SIGNALS, EACH OF SAID SIGNALS HAVING AT LEAST TWO DISTINGUISHABLE CHARACTERISTICS; FIRST COMMUNICATION MEANS, NORMALLY ENABLED, RESPONSIVE TO THE CONCURRENCE OF SAID FIRST SIGNAL AND ONE OF SAID CHARACTERISTICS FOR PROVIDING COMMUNICATION FROM SAID FIRST SOURCE TO SAID CHANNEL FOR A FIRST INTERVAL; SECOND COMMUNICATION MEANS, NORMALLY ENABLED, RESPONSIVE TO THE CONCURRENCE OF SAID SECOND SIGNALL AND THE OTHER OF SAID CHARACTERISTICS FOR PROVIDING COMMUNICATION FROM SAID SECOND SOURCE TO SAID CHANNEL FOR A SECOND INTERVAL; MEANS FOR DISABLING SAID FIRST COMMUNICATION MEANS DURING SAID SECOND INTERVAL; AND MEANS FOR DISABLING SAID SECOND COMMUNICATION MEANS DURING SAID FIRST INTERVAL.
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) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |