Patent US3425829A successfully refreshed from Google Patents.
US3425829A
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US
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Electrophotographic recording process
Assignee: Agfa Gevaert NV
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Filing: 1967-05-23
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Granted: 1969-02-04
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Expires: 1987-05-23
Abstract
No abstract record available.
Inventors
- 👤 Paul Maria Cassiers
- 👤 Jozef Leonard Van Engeland
- 👤 Robert Joseph Noe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:47
CPC Classifications
G; G03; G03G; G03G5/00; G03G5/02; G03G5/04; G03G5/05; G03G5/0503; G03G5/051; G03G5/0514; G03G13/00; G03G13/06; G03G13/10; G03G13/22; G03G13/24; G03G15/00; G03G15/06; G03G15/10; G03G15/101; G03G15/102; G03G5/0517; G03G5/08; G03G5/087; G03G5/10; G03G5/101; G03G5/104; G03G5/14; G03G5/147
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-04 | 1972-08-05 | 1973-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-04 | 1976-08-05 | 1977-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-04 | 1980-08-05 | 1981-02-04 | $7700.00 | Window Closed / Lapsed |