Patent US3090921A successfully refreshed from Google Patents.
US3090921A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Microwave pulsing circuit
Assignee: General Precision Inc
•
Filing: 1958-11-10
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Granted: 1963-05-21
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Expires: 1978-11-10
Abstract
No abstract record available.
Inventors
- 👤 Boles Sol
- 👤 Charles R Kenny
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:01
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/80; H03K3/78
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A PULSE-MODULATING CIRCUIT FOR A MICROWAVE GENERATOR COMPRISING, A SOURCE OF PULSE SIGNALS, PHASE-SPLITTING MEANS ACTUATED THEREBY AND SIMULTANEOUSLY EMITTING TWO OUTPUT SIGNALS HAVING OPPOSITE PHASES, A FIRST VARIABLE IMPEDANCE CONNECTED IN SHUNT WITH THE ANODE-CATHODE CIRCUIT OF A MICROWAVE GENERATOR, A SECOND VARIABLE IMPEDANCE CONNECTED IN SERIES WITH THE ANODE-CATHODE CIRCUIT OF SAID MICROWAVE GENERATOR, A SOURCE OF DIRECT-CURRENT POWER CONNECTED TO SAID SECOND VARIABLE IMPEDANCE, COUPLING MEANS APPLYING ONE OF SAID TWO OUTPUT SIGNALS TO CONTROL SAID FIRST VARIABLE IMPEDANCE, AND COUPLING MEANS APPLYING THE OTHER OF SAID TWO OUTPUT SIGNALS TO CONTROL SAID SECOND VARIABLE IMPEDANCE.
Claim 2
Dependent Claim
99 words
A PULSE-MODULATING CIRCUIT FOR A MICROWAVE GENERATOR COMPRISING, A SOURCE OF PULSE SIGNALS, PHASE-SPLITTING MEANS ACTUATED THEREBY AND SIMULTANEOUSLY EMITTING TWO OUTPUT SIGNALS HAVING OPPOSITE PHASES, A FIRST VARIABLE IMPEDANCE CONNECTED IN SHUNT WITH THE ANODE-CATHODE CIRCUIT OF A MICROWAVE GENERATOR, A SECOND VARIABLE IMPEDANCE CONNECTED IN SERIES WITH THE ANODE-CATHODE CIRCUIT OF SAID MICROWAVE GENERATOR, A SOURCE OF DIRECT-CURRENT POWER CONNECTED TO SAID SECOND VARIABLE IMPEDANCE, COUPLING MEANS APPLYING ONE OF SAID TWO OUTPUT SIGNALS TO CONTROL SAID FIRST VARIABLE IMPEDANCE, AND COUPLING MEANS APPLYING THE OTHER OF SAID TWO OUTPUT SIGNALS TO CONTROL SAID SECOND VARIABLE IMPEDANCE.
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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) | 1966-05-20 | 1966-11-19 | 1967-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-20 | 1970-11-19 | 1971-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-20 | 1974-11-19 | 1975-05-21 | $7700.00 | Window Closed / Lapsed |