US3149292A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frequency modulator for magnetron pulses utilizing variably phase shifted reflectionfrom mismatch to pull magnetron frequency
Assignee: Individual
•
Filing: 1962-07-10
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Granted: 1964-09-15
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Expires: 1982-07-10
Abstract
No abstract record available.
Inventors
- 👤 Joseph H Gamble
- 👤 William C Woods
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:38
CPC Classifications
H; H03; H03K; H03K5/00; H03K5/01; H03K5/04; H03K5/06; H03K5/065; G; G01; G01S; G01S1/00; G01S1/02; H03K3/00; H03K3/78
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A FREQUENCY MODULATOR FOR A RADAR SYSTEM COMPRISING: A MAGNETRON FOR PRODUCING A PULSE OF HIGH FREQUENCY ENERGY, MEANS REFLECTING A PORTION OF SAID ENERGY AND PASSING A PORTION OF SAID ENERGY FOR USE IN TRANSMISSION, MEANS PHASE SHIFTING THE ENERGY REFLECTED BY SAID FIRSTNAMED MEANS, AND A CIRCULATOR ISOLATING SAID MAGNETRON FROM SAID MEANS PHASE SHIFTING THE ENERGY REFLECTED BY SAID FIRSTNAMED MEANS.
Claim 2
Dependent Claim
64 words
A FREQUENCY MODULATOR FOR A RADAR SYSTEM COMPRISING: A MAGNETRON FOR PRODUCING A PULSE OF HIGH FREQUENCY ENERGY, MEANS REFLECTING A PORTION OF SAID ENERGY AND PASSING A PORTION OF SAID ENERGY FOR USE IN TRANSMISSION, MEANS PHASE SHIFTING THE ENERGY REFLECTED BY SAID FIRSTNAMED MEANS, AND A CIRCULATOR ISOLATING SAID MAGNETRON FROM SAID MEANS PHASE SHIFTING THE ENERGY REFLECTED BY SAID FIRSTNAMED MEANS.
References Cited (Backward Citations)
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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) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |