Patent US3247477A successfully refreshed from Google Patents.
US3247477A
Expired / Lapsed
US
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Photoconductive electrical component
Assignee: General Electric Co
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Filing: 1962-10-03
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Granted: 1966-04-19
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Expires: 1982-10-03
Abstract
No abstract record available.
Inventors
- 👤 Elmer G Fridrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:20
CPC Classifications
G; G03; G03G; G03G5/00; G03G5/02; G03G5/04; G03G5/05; G03G5/0528; G03G5/0557; G03G5/0575; G03G5/0567; G03G5/0571; H; H05; H05B; H05B33/00; H05B33/12; H05B33/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
AN ELECTRICAL COMPONENT COMPRISING A SOLID ELECTRICALLY INSULATING SHEET INTERLOCKING A PLURALITY OF DISPERSED SINGLE CRYSTALS OF AT LEAST ONE MATERIAL SELECTED FROM THE GROUP CONSISTING OF ELECTROSENSITIVE MATERIALS AND ELECTRICALLY PHOTOSENSITIVE MATERIALS, ESSENTIALLY ALL OF SAID CRYSTALS HAVING MAJOR INTERMEDIATE PORTIONS EMBEDDED IN AN IRREGULAR END PORTIONS PROTRUDING FROM AND EXPOSED AT BOTH SIDES OF SAID SHEET, SAID CRYSTALS HAVING IRREGULAR GOEMETRICES AND BEING DISPERSED IN SAID SHEET WITH RANDOM CRYSTALLOGRAPHIC ORIENTATIONS, AND ELECTRICALLY CONDUCTIVE ELECTRODE MEANS IN CONTACT WITH EACH SIDE OF SAID SHEET, WITH ESSENTIALLY ALL OF SAID IRREGULAR END PORTIONS OF SAID CRYSTALS EMBEDDED IN SAID ELECTRODE MEANS.
Claim 2
Dependent Claim
102 words
AN ELECTRICAL COMPONENT COMPRISING A SOLID ELECTRICALLY INSULATING SHEET INTERLOCKING A PLURALITY OF DISPERSED SINGLE CRYSTALS OF AT LEAST ONE MATERIAL SELECTED FROM THE GROUP CONSISTING OF ELECTROSENSITIVE MATERIALS AND ELECTRICALLY PHOTOSENSITIVE MATERIALS, ESSENTIALLY ALL OF SAID CRYSTALS HAVING MAJOR INTERMEDIATE PORTIONS EMBEDDED IN AN IRREGULAR END PORTIONS PROTRUDING FROM AND EXPOSED AT BOTH SIDES OF SAID SHEET, SAID CRYSTALS HAVING IRREGULAR GOEMETRICES AND BEING DISPERSED IN SAID SHEET WITH RANDOM CRYSTALLOGRAPHIC ORIENTATIONS, AND ELECTRICALLY CONDUCTIVE ELECTRODE MEANS IN CONTACT WITH EACH SIDE OF SAID SHEET, WITH ESSENTIALLY ALL OF SAID IRREGULAR END PORTIONS OF SAID CRYSTALS EMBEDDED IN SAID ELECTRODE MEANS.
References Cited (Backward Citations)
US2758256A
Cited
US2747104A
Cited
US2796505A
Cited
US2912592A
Cited
US2873509A
Cited
US2777040A
Cited
US2861160A
Cited
US2997677A
Cited
US2955269A
Cited
US3157735A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |