US3128451A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical systems
Assignee: Lanteris Space LLC
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Filing: 1959-09-16
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Granted: 1964-04-07
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Expires: 1979-09-16
Abstract
No abstract record available.
Inventors
- 👤 Joseph R Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:50
CPC Classifications
H; H04; H04Q; H04Q9/00; H04Q9/08; H04Q9/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A SYSTEM FOR CONTROLLING AT LEAST THREE DEVICES IN RESPONSE TO THE APPLICATION THERETO OF A CORRESPONDING NUMBER OF DIFFERENT FREQUENCY CONTROL SIGNALS, SAID SYSTEM COMPRISING: AT LEAST THREE CHANNELS, A COMMON INPUT TO SAID CHANNELS, FREQUENCY DISCRIMINATING MEANS IN THE RESPECTIVE CHANNELS CONSTRUCTED TO REJECT DIFFERENT ONES OF SAID CONTROL SIGNALS, WHEREBY UPON APPLICATION OF ONE OF SAID CONTROL SIGNALS TO SAID COMMON INPUT THE SIGNAL IS REJECTED IN ONE CHANNEL AND IS PASSED THROUGH AT LEAST TWO OTHER CHANNELS, AT LEAST THREE DEVICES TO BE OPERATED FROM A POWER SOURCE, AND MEANS CONTROLLED BY SAID FREQUENCY DISCRIMINATING MEANS FOR EFFECTING OPERATION OF ONLY ONE OF SAID DEVICES IN RESPONSE TO THE APPLIED SIGNAL.
Claim 2
Independent Claim
115 words
A SYSTEM FOR CONTROLLING AT LEAST THREE DEVICES IN RESPONSE TO THE APPLICATION THERETO OF A CORRESPONDING NUMBER OF DIFFERENT FREQUENCY CONTROL SIGNALS, SAID SYSTEM COMPRISING: AT LEAST THREE CHANNELS, A COMMON INPUT TO SAID CHANNELS, FREQUENCY DISCRIMINATING MEANS IN THE RESPECTIVE CHANNELS CONSTRUCTED TO REJECT DIFFERENT ONES OF SAID CONTROL SIGNALS, WHEREBY UPON APPLICATION OF ONE OF SAID CONTROL SIGNALS TO SAID COMMON INPUT THE SIGNAL IS REJECTED IN ONE CHANNEL AND IS PASSED THROUGH AT LEAST TWO OTHER CHANNELS, AT LEAST THREE DEVICES TO BE OPERATED FROM A POWER SOURCE, AND MEANS CONTROLLED BY SAID FREQUENCY DISCRIMINATING MEANS FOR EFFECTING OPERATION OF ONLY ONE OF SAID DEVICES IN RESPONSE TO THE APPLIED SIGNAL.
References Cited (Backward Citations)
US2677014A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-07 | 1967-10-07 | 1968-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-07 | 1971-10-07 | 1972-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-07 | 1975-10-07 | 1976-04-07 | $7700.00 | Window Closed / Lapsed |