US3249804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for effecting selective energization of a display device with coincident waves
Assignee: Rockwell Collins ElectroMechanical Systems Inc
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Filing: 1959-08-17
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Granted: 1966-05-03
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Expires: 1979-08-17
Abstract
No abstract record available.
Inventors
- 👤 William R Aiken
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:50
CPC Classifications
B; B41; B41F; B41F15/00; B41F15/08; B41F15/0895; B41M; B41M1/00; B41M1/12; B41M1/125; H; H05; H05B; H05B33/00; H05B44/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
IN A DISPLAY DEVICE, AN ELECTRICALLY CONDUCTIVE TRANSMISSION LINE, SIGNAL COUPLING MEANS INCLUDING MEANS FOR COUPLING AT LEAST A FIRST SET OF WAVES TO SAID TRANSMISSION LINE TO TRAVEL ALONG SAID LINE AND TO ESTABLISH A FIRST COINCIDENT WAVE OF INCREASED AMPLITUDE AT A POSITION ON TRANSMISSION LINE BY COINCIDENCE OF THE WAVES TO SAID FIRST SET, MEANS FOR COUPLING A SECOND SET OF WAVES TO SAID TRANSMISSION LINE TO TRAVEL ALONG SAID LINE IN A DIRECTION ANGULARLY DISPOSED TO SAID FIRST SET OF WAVES TO ESTABLISH A SECOND COINCIDENT WAVE OF INCREASED AMPLITUDE ON SAID TRANSMISSION LINE, AND LIGHT DISPLAY MEANS DISPOSED IN ELECTRICALLY COUPLED RELATION WITH SAID TRANSMISSION LINE CONTROLLED TO PROVIDE A LIGHT OUTPUT AT A LOCATION THEREON WHICH CORRESPONDS TO THE POSITION OF INTERSECTION OF SAID FIRST AND SECOND SET OF WAVES.
Claim 2
Dependent Claim
136 words
IN A DISPLAY DEVICE, AN ELECTRICALLY CONDUCTIVE TRANSMISSION LINE, SIGNAL COUPLING MEANS INCLUDING MEANS FOR COUPLING AT LEAST A FIRST SET OF WAVES TO SAID TRANSMISSION LINE TO TRAVEL ALONG SAID LINE AND TO ESTABLISH A FIRST COINCIDENT WAVE OF INCREASED AMPLITUDE AT A POSITION ON TRANSMISSION LINE BY COINCIDENCE OF THE WAVES TO SAID FIRST SET, MEANS FOR COUPLING A SECOND SET OF WAVES TO SAID TRANSMISSION LINE TO TRAVEL ALONG SAID LINE IN A DIRECTION ANGULARLY DISPOSED TO SAID FIRST SET OF WAVES TO ESTABLISH A SECOND COINCIDENT WAVE OF INCREASED AMPLITUDE ON SAID TRANSMISSION LINE, AND LIGHT DISPLAY MEANS DISPOSED IN ELECTRICALLY COUPLED RELATION WITH SAID TRANSMISSION LINE CONTROLLED TO PROVIDE A LIGHT OUTPUT AT A LOCATION THEREON WHICH CORRESPONDS TO THE POSITION OF INTERSECTION OF SAID FIRST AND SECOND SET OF WAVES.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |