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US3391297A
Expired / Lapsed
US
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Photoconductive target having arsenicselenium layers of different densities on cryolite layer
Assignee: Westinghouse Electric Corp
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Filing: 1965-03-29
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Granted: 1968-07-02
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Expires: 1985-03-29
Abstract
No abstract record available.
Inventors
- 👤 Vincent J Santilli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:11
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/02; H01J29/10; H01J29/36; H01J29/39; H01J29/45
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2967254A
Cited
US2887596A
Cited
US3069551A
Cited
US3046431A
Cited
US3213315A
Cited
US3268764A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-02 | 1972-01-01 | 1972-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-02 | 1976-01-01 | 1976-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-02 | 1980-01-01 | 1980-07-02 | $7700.00 | Window Closed / Lapsed |