Patent US3289109A successfully refreshed from Google Patents.
US3289109A
Expired / Lapsed
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High frequency waveguide waterload for electromagnetic wave energy with flow channel having wedge shaped internal geometry
Assignee: Varian Medical Systems Inc
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Filing: 1965-07-23
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Granted: 1966-11-29
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Expires: 1985-07-23
Abstract
No abstract record available.
Inventors
- 👤 Richard B Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:01
CPC Classifications
H; H01; H01P; H01P1/00; H01P1/24; H01P1/26; H01P1/262
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A WAVEGUIDE WATERLOAD FOR DISSIPATING HIGH FREQUENCY ELECTROMAGNETIC WAVE ENERGY INCLUDING A WAVEGUIDE HAVING A DIELECTRIC WINDOW DISPOSED THEREIN, SAID DIELECTRIC WINDOW FORMING A FLUID IMPERVIOUS SEAL ACROSS SAID WAVEGUIDE AND THE SAID DIELECTRIC WINDOW BEING PERMEABLE TO ELECTROMAGNETIC WAVE ENERGY, A LOSSY COOLANT FLUID CHANNEL COUPLED TO SAID WAVEGUIDE ABOUT SAID PORTION THEREOF WHEREIN SAID DIELECTROC WINDOW IS DISPOSED, SAID FLOW CHANNEL HAVING A WEDGE SHAPED INTERNAL GEOMETRY.
Claim 2
Dependent Claim
69 words
A WAVEGUIDE WATERLOAD FOR DISSIPATING HIGH FREQUENCY ELECTROMAGNETIC WAVE ENERGY INCLUDING A WAVEGUIDE HAVING A DIELECTRIC WINDOW DISPOSED THEREIN, SAID DIELECTRIC WINDOW FORMING A FLUID IMPERVIOUS SEAL ACROSS SAID WAVEGUIDE AND THE SAID DIELECTRIC WINDOW BEING PERMEABLE TO ELECTROMAGNETIC WAVE ENERGY, A LOSSY COOLANT FLUID CHANNEL COUPLED TO SAID WAVEGUIDE ABOUT SAID PORTION THEREOF WHEREIN SAID DIELECTROC WINDOW IS DISPOSED, SAID FLOW CHANNEL HAVING A WEDGE SHAPED INTERNAL GEOMETRY.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |