US3524745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photoconductive alloy of arsenic,antimony and selenium
Assignee: Xerox Corp
•
Filing: 1967-01-13
•
Granted: 1970-08-18
•
Expires: 1987-01-13
Abstract
No abstract record available.
Inventors
- 👤 Peter J Cerlon
- 👤 Mark B Myers
- 👤 Evan J Felty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:57
CPC Classifications
G; G03; G03G; G03G5/00; G03G5/02; G03G5/04; G03G5/08; G03G5/082; G03G5/08207; G03G5/043; G03G5/0433
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2803541A
Cited
US2803542A
Cited
US3041166A
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US2962376A
Cited
US3355289A
Cited
US3312548A
Cited
US3312547A
Cited
US3427157A
Cited
US3372294A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-17 | 1974-02-16 | 1974-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-17 | 1978-02-16 | 1978-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-17 | 1982-02-16 | 1982-08-18 | $7700.00 | Window Closed / Lapsed |