Patent US3169192A successfully refreshed from Google Patents.
US3169192A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Negative picture radiating apparatus
Assignee: US Philips Corp
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Filing: 1961-05-10
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Granted: 1965-02-09
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Expires: 1981-05-10
Abstract
No abstract record available.
Inventors
- 👤 Kohashi Tadao
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:28
CPC Classifications
H; H05; H05B; H05B33/00; H05B33/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A SOLID-STATE IMAGE INTENSIFIER COMPRISING A FIRST ELECTRODE, AN ELECTRIC-FIELD-RESPONSIVE LUMINESCENT LAYER OVER THE FIRST ELECTRODE, A RADIATION-RESPONSIVE PHOTO-CONDUCTIVE LAYER OVER THE LUMINESCENT LAYER, RADIATION-UNRESPONSIVE IMPEDANCE ELEMENTS OVER THE PHOTO-CONDUCTIVE LAYER, A SECOND ELECTRODE OVER THE IMPEDANCE ELEMENTS, A THIRD ELECTRODE COMPRISING SPACED ELECTRICALLY-CONDUCTIVE PORTIONS DEFINING INTERVENING SPACES, THE LOWER PORTIONS OF SAID THIRD ELECTRODE CONTACTING THE FIRST ELECTRODE AND THE UPPER PORTIONS OF SAID THIRD ELECTRODE CONTACTING THE PHOTO-CONDUCTIVE LAYER, SAID LUMINESCENT LAYER EXTENDING TO THE SPACES BETWEEN THE ELECTRICALLY-CONDUCTIVE PORTIONS
Claim 2
Dependent Claim
82 words
A SOLID-STATE IMAGE INTENSIFIER COMPRISING A FIRST ELECTRODE, AN ELECTRIC-FIELD-RESPONSIVE LUMINESCENT LAYER OVER THE FIRST ELECTRODE, A RADIATION-RESPONSIVE PHOTO-CONDUCTIVE LAYER OVER THE LUMINESCENT LAYER, RADIATION-UNRESPONSIVE IMPEDANCE ELEMENTS OVER THE PHOTO-CONDUCTIVE LAYER, A SECOND ELECTRODE OVER THE IMPEDANCE ELEMENTS, A THIRD ELECTRODE COMPRISING SPACED ELECTRICALLY-CONDUCTIVE PORTIONS DEFINING INTERVENING SPACES, THE LOWER PORTIONS OF SAID THIRD ELECTRODE CONTACTING THE FIRST ELECTRODE AND THE UPPER PORTIONS OF SAID THIRD ELECTRODE CONTACTING THE PHOTO-CONDUCTIVE LAYER, SAID LUMINESCENT LAYER EXTENDING TO THE SPACES BETWEEN THE ELECTRICALLY-CONDUCTIVE PORTIONS
References Cited (Backward Citations)
US3054900A
Cited
US2891169A
Cited
US3084262A
Cited
US2936376A
Cited
US2931915A
Cited
US3064133A
Cited
US3019345A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-09 | 1968-08-10 | 1969-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-09 | 1972-08-10 | 1973-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-09 | 1976-08-10 | 1977-02-09 | $7700.00 | Window Closed / Lapsed |