US3259791A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stored signal enhancement electron discharge device
Assignee: Westinghouse Electric Corp
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Filing: 1962-05-31
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Granted: 1966-07-05
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Expires: 1982-05-31
Abstract
No abstract record available.
Inventors
- 👤 Arthur S Jensen
- 👤 Melvin P Siedband
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:25
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/02; H01J29/10; H01J29/36; H01J29/39; H01J29/41; H01J31/00; H01J31/08; H01J31/26; H01J31/28; H01J31/34; H01J31/36; H01J31/38
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
120 words
AN ELCTRON DISCHARGE DEIVCE COMPRISING AN EVACUATED ENVELOPE, TARGET MEANS WITHIN SAID ENVELOPE CAPABLE OF POSSESSING A VOLTAGE PATTERN THEREON, MEANS FOR CONTINUOUSLY EXCITING SAID TARGET TO ESTABLISH SAID VOLTAGE PATTERN, ELECTRON BEAM PRODUCING MEANS FOR THE PROJECTION OF ELECTRONS ONTO SAID TARGET, POTENTIAL MEANS CONNECTED BETWEEN SAID TARGET AND SAID ELECTRON BEAM PRODUCING MEANS, SAID POTENTIAL MEANS PROVIDING TO PROVIDE THAT ELECTRONS FROM SAID SOURCE ARE INCIDENT UPON SAID TARGET WITH ENERGY CORRESPONDING ONLY TO THAT PORTION OF THE TARGET MATERIAL''S SECONDARY EMISSION CURVE IN WHICH THAT RATE OF SECONDARY EMISSION RISES WITH AN INCREASE IN SAID POTENTIAL TO PROVIDE AN ENHANCED HALFTONE VOLTAGE PATTERN OF SAID VOLTAGE PATTERN AND MEANS FOR DERIVING AN OUTPUT SIGNAL FROM SAID TARGET.
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) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |