Patent US2859352A successfully refreshed from Google Patents.
US2859352A
Expired / Lapsed
US
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Electroradiography
Assignee: RCA Corp
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Filing: 1955-06-23
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Granted: 1958-11-04
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Expires: 1975-06-23
Abstract
No abstract record available.
Inventors
- 👤 Jr Meyer L Sugarman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:11
CPC Classifications
G; G03; G03G; G03G5/00; G03G5/02; G03G5/04; G03G5/08; G03G5/087; G03G15/00; G03G15/22; G03G15/221; G03G15/222; Y; Y10; Y10S; Y10S430/00; Y10S430/167; Y10S430/168
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
84 words
A METHOD OF ELECTRORADIOGRAPHY COMPRISING THE STEPS OF: COATING AT LEAST ONE SIDE OF AN OBJECT TO BE ELECTRORADIOGRAPHED WITH A FINELY-DIVIDED PHOTOCONDUCTIVE MATERIAL DISPERSED IN AN ELECTRICALLY-INSULATING FILM FORMING VEHICLE, PROVINDING SAID COATING WITH A BLANKET ELECTROSTATIC CHARGE, IRRADIATING THE SIDE OF SAID OBJECT WHICH IS UNCOATED AND OPPOSITE SAID COATED SIDE WITH XRAYS WHEREBY THE X-RAY IMAGE OF SAID OBJECT WHICH IS THEREBY FORMED ON SAID COATING PRODUCES A LATENT ELECTROSTATIC IMAGE CORRESPONDING TO SAID X-RAY IMAGE, AND DEVELOPING SAID ELECTROSTATIC IMAGE.
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) | 1961-11-03 | 1962-05-05 | 1962-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-03 | 1966-05-05 | 1966-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-03 | 1970-05-05 | 1970-11-04 | $7700.00 | Window Closed / Lapsed |