Patent US4614864A successfully refreshed from Google Patents.
Patent US3418115A successfully refreshed from Google Patents.
US3418115A
Expired / Lapsed
US
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Bleaching out electrophotographic sensitizers by simultaneous exposure to light and corona discharge
Assignee: Agfa Gevaert AG
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Filing: 1965-09-24
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Granted: 1968-12-24
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Expires: 1985-09-24
Abstract
No abstract record available.
Inventors
- 👤 Menold Richard
- 👤 Heyl Gerhard
- 👤 Simm Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:29
CPC Classifications
G; G03; G03G; G03G13/00; G03G13/01; G03G5/00; G03G5/005; G03G5/02; G03G5/04; G03G5/09; Y; Y10; Y10S; Y10S430/00; Y10S430/001; Y10S430/102
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-24 | 1972-06-24 | 1972-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-24 | 1976-06-24 | 1976-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-24 | 1980-06-24 | 1980-12-24 | $7700.00 | Window Closed / Lapsed |