Patent US3177435A successfully refreshed from Google Patents.
US3177435A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Amplification by the stimulated emission of bremsstrahlung
Assignee: AT&T Inc
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Filing: 1962-09-21
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Granted: 1965-04-06
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Expires: 1982-09-21
Abstract
No abstract record available.
Inventors
- 👤 Marcuse Dietrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:12
CPC Classifications
H; H01; H01S; H01S1/00; H01S1/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
APPARATUS SUPPORTIVE OF ELECTROMAGNETIC WAVE ENERGY COMPRISING: A RESONANT STRUCTURE TUNED TO A GIVEN FREQUENCY, MEANS FOR INTRODUCING INTO A REGION OF SAID STRUCTURE A BEAM OF ELECTRONS, SAID BEAM MAKING AN ANGLE OF LESS THAN 50 DEGREES WITH RESPECT TO THE DIRECTION OF THE ELECTRIC FIELD ASSOCIATED WITH SAID ENERGY WITHIN SAID REGION, MEANS FOR INTRODUCING A BEAM OF IONS INTO SAID REGION, AND COUPLING MEANS FOR EXTRACTING ELECTROMAGNETIC WAVE ENERGY FROM SAID APPARATUS AT SAID GIVEN FREQUENCY.
Claim 2
Dependent Claim
79 words
APPARATUS SUPPORTIVE OF ELECTROMAGNETIC WAVE ENERGY COMPRISING: A RESONANT STRUCTURE TUNED TO A GIVEN FREQUENCY, MEANS FOR INTRODUCING INTO A REGION OF SAID STRUCTURE A BEAM OF ELECTRONS, SAID BEAM MAKING AN ANGLE OF LESS THAN 50 DEGREES WITH RESPECT TO THE DIRECTION OF THE ELECTRIC FIELD ASSOCIATED WITH SAID ENERGY WITHIN SAID REGION, MEANS FOR INTRODUCING A BEAM OF IONS INTO SAID REGION, AND COUPLING MEANS FOR EXTRACTING ELECTROMAGNETIC WAVE ENERGY FROM SAID APPARATUS AT SAID GIVEN FREQUENCY.
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) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |