Patent US2061770A successfully refreshed from Google Patents.
US2810087A
Expired / Lapsed
US
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Photoconductive orthicon
Assignee: RCA Corp
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Filing: 1950-11-29
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Granted: 1957-10-15
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Expires: 1970-11-29
Abstract
No abstract record available.
Inventors
- 👤 Forgue Stanley Vincent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:53
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/20; H01J9/233; H01J29/00; H01J29/02; H01J29/10; H01J29/36; H01J29/39; H01J29/45
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
AN ELECTRON DISCHARGE DEVICE COMPRISING, AN ELECTRON GUM FOR ESTABLISHING AN ELECTRON BEAM ALONG A PATH, A TARGET ELECTRODE MOUNTED TRANSVERSELY TO SAID BEAM PATH, SAID TARGET ELECTRODE COMPRISING A CONDUCTIVE SIGNAL PLATE AND A PHOTOCONDUCTIVE FILM HAVING ONE SURFACE THEREOF IN CONTACT WITH SAID SIGNAL PLATE AND THE OTHER SURFACE THEREOF FACING SAID ELECTRON GUN, SAID PHOTOCONDUCTIVE FILM COMPRISING CADMIUM SULPHIDE COMBINED WITH OXYGEN.
Claim 2
Dependent Claim
65 words
AN ELECTRON DISCHARGE DEVICE COMPRISING, AN ELECTRON GUM FOR ESTABLISHING AN ELECTRON BEAM ALONG A PATH, A TARGET ELECTRODE MOUNTED TRANSVERSELY TO SAID BEAM PATH, SAID TARGET ELECTRODE COMPRISING A CONDUCTIVE SIGNAL PLATE AND A PHOTOCONDUCTIVE FILM HAVING ONE SURFACE THEREOF IN CONTACT WITH SAID SIGNAL PLATE AND THE OTHER SURFACE THEREOF FACING SAID ELECTRON GUN, SAID PHOTOCONDUCTIVE FILM COMPRISING CADMIUM SULPHIDE COMBINED WITH OXYGEN.
References Cited (Backward Citations)
US2169840A
Cited
US2541374A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-14 | 1961-04-15 | 1961-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-14 | 1965-04-15 | 1965-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-14 | 1969-04-15 | 1969-10-15 | $7700.00 | Window Closed / Lapsed |