US3094910A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reflex xerographic apparatus
Assignee: Xerox Corp
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Filing: 1960-07-05
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Granted: 1963-06-25
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Expires: 1980-07-05
Abstract
No abstract record available.
Inventors
- 👤 Edward M Van Wagner
- 👤 Snelling Christopher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:09
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/22; Y; Y10; Y10S; Y10S430/00; Y10S430/001; Y10S430/102
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
XEROGRAPHIC EXPOSURE APPARATUS COMPRISING MEANS TO SUPPORT A PHOTOCONDUCTIVE INSULATING LAYER IN AN EXPOSURE POSITION, AN ELECTROLUMINESCENT LAYER ADAPTED TO BE POSITIONED AND LOCATED ADJACENT TO SAID PHOTOCONDUCTIVE LAYER, MEANS SHIELDING SAID PHOTOCONDUCTIVE LAYER FROM DIRECT OPTICAL EXPOSURE TO SAID ELECTROLUNINESCENT LAYER, SUPPORT MEANS ADAPTED TO POSITION HARD COPY IN A FACE-TO-FACE RELATIONSHIP WITH SAID ELECTROLUMINESCENT LAYER AND FACING SAID PHOTOCONDUCTIVE LAYER, AND MEANS PRESENTING SAID PHOTOCONDUCTOR TO DIRECT OPTICAL EXPOSURE TO THE FACE IF SAID HARD COPY, A FIRST CONDUCTIVE ELECTRODE AND A SECOND CONDUCTIVE ELECTRODE ADAPTED TO BE POSITIONED ADJACENT SAID ELECTROLUMINESCENT LAYER AND MEANS TO POSITION THE ELECTROLUMINESCENT LAYER THEREBETWEEN, SAID ELECTRODES BEING DISPOSED TO PERMIT RADIATION FROM THE HARD COPY TO IMPINGE ON THE PHOTOCONDUCTIVE LAYER, AND MEANS TO APPLY AN ENERGIZING ELECTRIC POTENTIAL BETWEEN SAID FIRST AND SECOND ELECTRODES TO EXCITE SAID ELECTROLUMINESCENT LAYER TO EMISSION OF ACTIVATING RADIATION.
Claim 2
Dependent Claim
144 words
XEROGRAPHIC EXPOSURE APPARATUS COMPRISING MEANS TO SUPPORT A PHOTOCONDUCTIVE INSULATING LAYER IN AN EXPOSURE POSITION, AN ELECTROLUMINESCENT LAYER ADAPTED TO BE POSITIONED AND LOCATED ADJACENT TO SAID PHOTOCONDUCTIVE LAYER, MEANS SHIELDING SAID PHOTOCONDUCTIVE LAYER FROM DIRECT OPTICAL EXPOSURE TO SAID ELECTROLUNINESCENT LAYER, SUPPORT MEANS ADAPTED TO POSITION HARD COPY IN A FACE-TO-FACE RELATIONSHIP WITH SAID ELECTROLUMINESCENT LAYER AND FACING SAID PHOTOCONDUCTIVE LAYER, AND MEANS PRESENTING SAID PHOTOCONDUCTOR TO DIRECT OPTICAL EXPOSURE TO THE FACE IF SAID HARD COPY, A FIRST CONDUCTIVE ELECTRODE AND A SECOND CONDUCTIVE ELECTRODE ADAPTED TO BE POSITIONED ADJACENT SAID ELECTROLUMINESCENT LAYER AND MEANS TO POSITION THE ELECTROLUMINESCENT LAYER THEREBETWEEN, SAID ELECTRODES BEING DISPOSED TO PERMIT RADIATION FROM THE HARD COPY TO IMPINGE ON THE PHOTOCONDUCTIVE LAYER, AND MEANS TO APPLY AN ENERGIZING ELECTRIC POTENTIAL BETWEEN SAID FIRST AND SECOND ELECTRODES TO EXCITE SAID ELECTROLUMINESCENT LAYER TO EMISSION OF ACTIVATING RADIATION.
References Cited (Backward Citations)
US2883543A
Cited
US2809294A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-24 | 1966-12-24 | 1967-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-24 | 1970-12-24 | 1971-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-24 | 1974-12-24 | 1975-06-25 | $7700.00 | Window Closed / Lapsed |