US3379527A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photoconductive insulators comprising activated sulfides, selenides, and sulfoselenides of cadmium
Assignee: Xerox Corp
•
Filing: 1963-09-18
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Granted: 1968-04-23
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Expires: 1983-09-18
Abstract
No abstract record available.
Inventors
- 👤 Corrsin Lester
- 👤 Arthur J Behringer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:38
CPC Classifications
G; G03; G03G; G03G5/00; G03G5/02; G03G5/04; G03G5/08; G03G5/082; G03G13/00; G03G13/22; G03G5/022; G03G5/024; G03G5/085; G03G5/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A XEROGRAPHIC PLATE COMPRISING A WATER WASHED, SINTERED LAYER OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE SULFIDES, SELENIDES AND SULFOSELENIDES OF CADMIUM COACTIVATED WITH ACTIVATING PROPORTIONS OF A HALIDE AND A MEMBER SELECTED FROM THE GROUP OF COPPER, SILVER, GOLD AND MANGANESE, SAID LAYER HAVING BEEN HEATED TO FROM ABOUT 20*C. TO ABOUT 150*C. FOR A PERIOD OF AT LEAST ABOUT ONE HOUR UNDER A VACUUM OF FROM ABOUT 2.5X10**-3 TO ABOUT 10**-5MM. OF MERCURY AFTER WASHING, SAID SINTERED LAYER BEING DEPOSITED ON A RELATIVELY CONDUCTIVE SUBSTRATE.
Claim 2
Dependent Claim
90 words
A XEROGRAPHIC PLATE COMPRISING A WATER WASHED, SINTERED LAYER OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE SULFIDES, SELENIDES AND SULFOSELENIDES OF CADMIUM COACTIVATED WITH ACTIVATING PROPORTIONS OF A HALIDE AND A MEMBER SELECTED FROM THE GROUP OF COPPER, SILVER, GOLD AND MANGANESE, SAID LAYER HAVING BEEN HEATED TO FROM ABOUT 20*C. TO ABOUT 150*C. FOR A PERIOD OF AT LEAST ABOUT ONE HOUR UNDER A VACUUM OF FROM ABOUT 2.5X10**-3 TO ABOUT 10**-5MM. OF MERCURY AFTER WASHING, SAID SINTERED LAYER BEING DEPOSITED ON A RELATIVELY CONDUCTIVE SUBSTRATE.
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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) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |