US3391022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photoconductive layer and method of making the same
Assignee: Sony Corp
•
Filing: 1965-05-25
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Granted: 1968-07-02
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Expires: 1985-05-25
Abstract
No abstract record available.
Inventors
- 👤 Saito Eihachi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:38
CPC Classifications
C; C23; C23C; C23C14/00; C23C14/22; C23C14/225; C23C14/226; C23C14/24; G; G03; G03G; G03G5/00; G03G5/02; G03G5/04; G03G5/08; G03G5/082; H; H01; H01J; H01J9/00; H01J9/20; H01J9/233; H10; H10W; H10W72/00; H10W72/30; H10W72/071; H10W72/073; H10W72/07331; H10W72/07337; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249978; Y10T428/24998
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2759861A
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 |