Patent US4572385A successfully refreshed from Google Patents.
Patent US3233247A successfully refreshed from Google Patents.
US3233247A
Expired / Lapsed
US
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Electroluminescent photographic reproduction device
Assignee: GTE Sylvania Inc
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Filing: 1963-08-28
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Granted: 1966-02-01
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Expires: 1983-08-28
Abstract
No abstract record available.
Inventors
- 👤 Thaddeus V Rychlewski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:08
CPC Classifications
G; G03; G03B; G03B15/00; G03C; G03C7/00; H; H04; H04L; H04L21/00; H04L21/04; H05; H05B; H05B33/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
IN AN ELECTROLUMINESCENT PHOTOGRAPHIC REPRODUCTION DEVICE, THE SUBCOMBINATION COMPRISING: MEANS FORMED TO SEQUENTIALLY BUILD UPON AN INTELLIGENCE CONVEYING CHARACTER ON A MOVING, UNEXPOSED PHOTOGRAPHIC FILM, SAID MEANS COMPRISING: A TRANSDUCER HAVING AN INSULATING SUBSTRATE, SPACED CONDUCTIVE STRIPES ON SAID SUBSTRATE TERMINATING AT AN EDGE OF SAID SUBSTRATAGE, A LAYER OF ELECTROLUMINESCENT MATERIAL ON SAID STRIPES AND A CONDUCTIVE FILM COVERING AND MATERIAL WHEREBY A PLURALITY OF SELECTIVELY ILLUMINABLE ELECTROLUMINESCENT LAMPS IS FORMED; AND MEANS FOR FEEDING SAID UNEXPOSED PHOTOGRAPHIC FILM OVER SAID LAMPS.
Claim 2
Dependent Claim
83 words
IN AN ELECTROLUMINESCENT PHOTOGRAPHIC REPRODUCTION DEVICE, THE SUBCOMBINATION COMPRISING: MEANS FORMED TO SEQUENTIALLY BUILD UPON AN INTELLIGENCE CONVEYING CHARACTER ON A MOVING, UNEXPOSED PHOTOGRAPHIC FILM, SAID MEANS COMPRISING: A TRANSDUCER HAVING AN INSULATING SUBSTRATE, SPACED CONDUCTIVE STRIPES ON SAID SUBSTRATE TERMINATING AT AN EDGE OF SAID SUBSTRATAGE, A LAYER OF ELECTROLUMINESCENT MATERIAL ON SAID STRIPES AND A CONDUCTIVE FILM COVERING AND MATERIAL WHEREBY A PLURALITY OF SELECTIVELY ILLUMINABLE ELECTROLUMINESCENT LAMPS IS FORMED; AND MEANS FOR FEEDING SAID UNEXPOSED PHOTOGRAPHIC FILM OVER SAID LAMPS.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |