US2862126A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiation sensitive semi-conductive layer of amorphous selenium
Assignee: Zeiss Ikon AG
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Filing: 1953-08-28
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Granted: 1958-11-25
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Expires: 1973-08-28
Abstract
No abstract record available.
Inventors
- 👤 Ploke Martin
- 👤 Keller Manfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:55
CPC Classifications
H; H10; H10D; H10D48/00; H10D48/01; H10D48/04; G; G01; G01T; G01T1/00; G01T1/16; G01T1/26; H01; H01J; H01J29/00; H01J29/02; H01J29/10; H01J29/36; H01J29/39; H01J29/45; H01J29/458; H01J9/00; H01J9/20; H01J9/233; H10P; H10P14/00; H10P14/20; H10P14/22; H10P14/34; H10P14/3402
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A SEMI-CONDUCTIVE ELEMENT, COMPRISING A RADIATION SENSITIVE SEMI-CONDUCTIVE LAYER OF AMORPHOUS SELENIUM HAVING A THICKNESS OF ABOUT 200 MICRONS, SAID LAYER HAVING BEEN FORMED BY EVAPORATION IN VACUUM UNDR AVOIDANCE OF CRYSTALLIZATION AT A TEMPERATURE BELOW 125*F. TO MAKE IT SENSITIVE FOR X-RAYS, AND FOREIGN MATERIALS HAVING BEEN ADDED TO SAID AMORPHOUS SELENIUM WHICH SERVE FOR SENSITIVIZING, I. E. FOR REDUCING THE ELECTRIC INERTIA OF SAID SELENIUM.
Claim 2
Dependent Claim
67 words
A SEMI-CONDUCTIVE ELEMENT, COMPRISING A RADIATION SENSITIVE SEMI-CONDUCTIVE LAYER OF AMORPHOUS SELENIUM HAVING A THICKNESS OF ABOUT 200 MICRONS, SAID LAYER HAVING BEEN FORMED BY EVAPORATION IN VACUUM UNDR AVOIDANCE OF CRYSTALLIZATION AT A TEMPERATURE BELOW 125*F. TO MAKE IT SENSITIVE FOR X-RAYS, AND FOREIGN MATERIALS HAVING BEEN ADDED TO SAID AMORPHOUS SELENIUM WHICH SERVE FOR SENSITIVIZING, I. E. FOR REDUCING THE ELECTRIC INERTIA OF SAID SELENIUM.
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) | 1961-11-24 | 1962-05-26 | 1962-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-24 | 1966-05-26 | 1966-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-24 | 1970-05-26 | 1970-11-25 | $7700.00 | Window Closed / Lapsed |