Patent US3181153A successfully refreshed from Google Patents.
US3293438A
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US
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Signal mixing device for producing high frequency radiation
Assignee: Raytheon Co
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Filing: 1963-05-24
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Granted: 1966-12-20
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Expires: 1983-05-24
Abstract
No abstract record available.
Inventors
- 👤 Jr Luther Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:34
CPC Classifications
G; G02; G02F; G02F2/00; G02F2/02; G01; G01N; G01N24/00; G01N24/006; G01S; G01S17/00; G01S17/02; G01S17/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A DEVICE FOR MIXING TWO SIGNALS COMPRISING: MASER MEANS FOR GENERATING EACH OF SAID SIGNAL; A MATERIAL INCLUDING POTASSIUM VAPOR HAVING AT LEAST THERE ENERGY LEVELS; PUMPING MEANS FOR RAISING THE ENERGY OF SAID VAPOR FROM A FIRST LEVEL TO A SECOND LEEL; MEANS FOR DIRECTING SAID SIGNALS TO SAID MATERIAL AND RAISING THE ENERGY OF SAID VAPOR FROM SAID SECOND LEVEL TO A THIRD HIGHER LEVEL; AND MEANS FOR DETECTING TIME VARIATIONS OF RADIATION ACCOMPANYING TRANSITIONS BETWEEN ENERGY STATES OF SAID ATOMS OF POTASSIUM.
Claim 2
Independent Claim
85 words
A DEVICE FOR MIXING TWO SIGNALS COMPRISING: MASER MEANS FOR GENERATING EACH OF SAID SIGNAL; A MATERIAL INCLUDING POTASSIUM VAPOR HAVING AT LEAST THERE ENERGY LEVELS; PUMPING MEANS FOR RAISING THE ENERGY OF SAID VAPOR FROM A FIRST LEVEL TO A SECOND LEEL; MEANS FOR DIRECTING SAID SIGNALS TO SAID MATERIAL AND RAISING THE ENERGY OF SAID VAPOR FROM SAID SECOND LEVEL TO A THIRD HIGHER LEVEL; AND MEANS FOR DETECTING TIME VARIATIONS OF RADIATION ACCOMPANYING TRANSITIONS BETWEEN ENERGY STATES OF SAID ATOMS OF POTASSIUM.
References Cited (Backward Citations)
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Cited
US3098112A
Cited
US3211055A
Cited
US3204105A
Cited
US3171031A
Cited
US3154748A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |