US3107335A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High frequency transmission line having variable absorption using variably biased semiconductor devices shunting the line
Assignee: HP Inc
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Filing: 1961-09-29
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Granted: 1963-10-15
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Expires: 1981-09-29
Abstract
No abstract record available.
Inventors
- 👤 James K Hunton
- 👤 Auber G Ryals
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:07
CPC Classifications
H; H03; H03H; H03H7/00; H03H7/24; H03H7/25; H03H7/253; H03H7/255; H03C; H03C7/00; H03C7/02; H03C7/025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
HIGH FREQUENCY SIGNAL APPARATUS COMPRISING THE COMBINATION OF AN ENVELOPE HAVING A DIELECTRIC THEREIN FOR CONDUCTING ELECTRICAL ENERGY, MEANS FOR CONCENTRATING THE ELECTRIC FIELD IN LIMITED REGIONS WITHIN THE ENVELOPE, A PLURALITY OF CIRCUIT ELEMENTS SPACED AT QUARTER WAVELENGTH INCREMENTS AND BEING DISPOSED WITHIN SAID LIMITED REGIONS TO SHUNT THE ELECTRIC FIELDS THEREIN, EACH OF SAID CIRCUIT ELEMENTS HAVING A REGION OF TAPERING CROSS SECTION NEAR THE END THEREOF DISPOSED WITHIN SAID LIMITED REGION AND BEING CAPACITIVELY CONNECTED TO THE ENVELOPE, EACH OF SAID CIRCUIT ELEMENTS HAVING A SEMICONDUCTOR DEVICE ATTACHED TO THE LOWER END OF SAID REGION OF TAPERING CROSS
Claim 2
Dependent Claim
101 words
HIGH FREQUENCY SIGNAL APPARATUS COMPRISING THE COMBINATION OF AN ENVELOPE HAVING A DIELECTRIC THEREIN FOR CONDUCTING ELECTRICAL ENERGY, MEANS FOR CONCENTRATING THE ELECTRIC FIELD IN LIMITED REGIONS WITHIN THE ENVELOPE, A PLURALITY OF CIRCUIT ELEMENTS SPACED AT QUARTER WAVELENGTH INCREMENTS AND BEING DISPOSED WITHIN SAID LIMITED REGIONS TO SHUNT THE ELECTRIC FIELDS THEREIN, EACH OF SAID CIRCUIT ELEMENTS HAVING A REGION OF TAPERING CROSS SECTION NEAR THE END THEREOF DISPOSED WITHIN SAID LIMITED REGION AND BEING CAPACITIVELY CONNECTED TO THE ENVELOPE, EACH OF SAID CIRCUIT ELEMENTS HAVING A SEMICONDUCTOR DEVICE ATTACHED TO THE LOWER END OF SAID REGION OF TAPERING CROSS
References Cited (Backward Citations)
US2151118A
Cited
US2197123A
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US2444060A
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US2679585A
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US2984795A
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US3064210A
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US3008089A
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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) | 1966-10-14 | 1967-04-15 | 1967-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-14 | 1971-04-15 | 1971-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-14 | 1975-04-15 | 1975-10-15 | $7700.00 | Window Closed / Lapsed |