Patent US3096462A successfully refreshed from Google Patents.
US3096462A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High power electron discharge device
Assignee: SFD LAB Inc
•
Filing: 1960-03-21
•
Granted: 1963-07-02
•
Expires: 1980-03-21
Abstract
No abstract record available.
Inventors
- 👤 Feinstein Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:55
CPC Classifications
H; H01; H01J; H01J25/00; H01J25/50; H01J25/52; H01J25/54; H01J25/55; H01J25/34; H01J25/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
AN ELECTRON DISCHARGE DEVICE USING CROSSED ELECTRIC AND MAGNETIC FIELDS FOR THE WAVE-ELECTRON STREAM INTERACTION THEREIN COMPRISING IN COMBINATION, A HOLLOW CIRCULAR ANODE STRUCTURE, THE INNER SURFACE OF WHICH DEFINES A CIRCULAR ELECTRIC MODE WAVEGUIDE; A HOLLOW CIRCULAR CATHODE SURROUNDING AND SPACED FROM THE OUTER SURFACE OF SAID ANODE STRUCTURE TO FORM THE WAVE-ELECTRON INTERACTION SPACE THEREBETWEEN, SAID CATHODE HAVING AN EMISSION SURFACE FACING SAID ANODE STRUCTURE; AND MEANS AT OPPOSING ENDS OF SAID ANODE STRUCTURE FOR PROPAGATING ELECTROMAGNETIC ENERGY INTO AND OUT OF SAID WAVEGUIDE DEFINED BY SAID ANODE STRUCTURE, SAID ANODE STRUCTURE HAVING A PLURALITY OF RADIAL RESONATOR SLOTS FORMED THEREIN AND PROVIDING COMMUNICATION BETWEEN THE CIRCULAR ELECTRIC MODE WAVEGUIDE AND THE INTERACTION SPACE BETWEEN SAID CATHODE AND ANODE AND SAID RESONATOR SLOTS COMMUNICATING WITH SAID CIRCULAR ELECTRIC MODE WAVEGUIDE OVER A LENGTH OF SAID GUIDE EXCEEDING ONE WAVELENGTH OF THE DOMINANT CIRCULAR ELECTRIC MODE PROPAGATING IN SAID GUIDE.
Claim 2
Dependent Claim
151 words
AN ELECTRON DISCHARGE DEVICE USING CROSSED ELECTRIC AND MAGNETIC FIELDS FOR THE WAVE-ELECTRON STREAM INTERACTION THEREIN COMPRISING IN COMBINATION, A HOLLOW CIRCULAR ANODE STRUCTURE, THE INNER SURFACE OF WHICH DEFINES A CIRCULAR ELECTRIC MODE WAVEGUIDE; A HOLLOW CIRCULAR CATHODE SURROUNDING AND SPACED FROM THE OUTER SURFACE OF SAID ANODE STRUCTURE TO FORM THE WAVE-ELECTRON INTERACTION SPACE THEREBETWEEN, SAID CATHODE HAVING AN EMISSION SURFACE FACING SAID ANODE STRUCTURE; AND MEANS AT OPPOSING ENDS OF SAID ANODE STRUCTURE FOR PROPAGATING ELECTROMAGNETIC ENERGY INTO AND OUT OF SAID WAVEGUIDE DEFINED BY SAID ANODE STRUCTURE, SAID ANODE STRUCTURE HAVING A PLURALITY OF RADIAL RESONATOR SLOTS FORMED THEREIN AND PROVIDING COMMUNICATION BETWEEN THE CIRCULAR ELECTRIC MODE WAVEGUIDE AND THE INTERACTION SPACE BETWEEN SAID CATHODE AND ANODE AND SAID RESONATOR SLOTS COMMUNICATING WITH SAID CIRCULAR ELECTRIC MODE WAVEGUIDE OVER A LENGTH OF SAID GUIDE EXCEEDING ONE WAVELENGTH OF THE DOMINANT CIRCULAR ELECTRIC MODE PROPAGATING IN SAID GUIDE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |