US3094664A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solid state diode surface wave traveling wave amplifier
Assignee: AT&T Inc
•
Filing: 1961-11-09
•
Granted: 1963-06-18
•
Expires: 1981-11-09
Abstract
No abstract record available.
Inventors
- 👤 Lynden U Kibler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:24
CPC Classifications
H; H03; H03F; H03F7/00; H03F7/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A TRAVELING WAVE HIGH FREQUENCY AMPLIFIER COMPRISING A LENGTH OF SURFACE-WAVE TRANSMISSION LINE HAVING A PLURALITY OF ALTERNATE METALLIC AND DIELECTRIC REGIONS LONGITUDINALLY DISTRIBUTED ALONG SAID LINE, AND MEANS FOR PRODUCING AN EQUIVALENT NEGATIVE RESISTANCE AND INDUCTIVE REACTANTS BETWEEN ADJACENT METALLIC REGIONS AT THE OUTER SURFACE OF SAID LINE COMPRISING A NEGATIVE RESISTANCE ELEMENT DISPOSED WITHIN SUCCESSIVE DIELECTRIC REGIONS AND ELECTRICALLY CONNECTED TO THE METALLIC REGIONS ADJACENT TO EACH OF SAID DIELECTRIC REGIONS.
Claim 2
Dependent Claim
73 words
A TRAVELING WAVE HIGH FREQUENCY AMPLIFIER COMPRISING A LENGTH OF SURFACE-WAVE TRANSMISSION LINE HAVING A PLURALITY OF ALTERNATE METALLIC AND DIELECTRIC REGIONS LONGITUDINALLY DISTRIBUTED ALONG SAID LINE, AND MEANS FOR PRODUCING AN EQUIVALENT NEGATIVE RESISTANCE AND INDUCTIVE REACTANTS BETWEEN ADJACENT METALLIC REGIONS AT THE OUTER SURFACE OF SAID LINE COMPRISING A NEGATIVE RESISTANCE ELEMENT DISPOSED WITHIN SUCCESSIVE DIELECTRIC REGIONS AND ELECTRICALLY CONNECTED TO THE METALLIC REGIONS ADJACENT TO EACH OF SAID DIELECTRIC REGIONS.
References Cited (Backward Citations)
US2760013A
Cited
US3008089A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-17 | 1966-12-17 | 1967-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-17 | 1970-12-17 | 1971-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-17 | 1974-12-17 | 1975-06-18 | $7700.00 | Window Closed / Lapsed |