US3228608A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrophotographic developer electrode
Assignee: Agfa Gevaert NV
•
Filing: 1963-06-11
•
Granted: 1966-01-11
•
Expires: 1983-06-11
Abstract
No abstract record available.
Inventors
- 👤 Simm Walter
- 👤 Koch Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:32
CPC Classifications
G; G03; G03D; G03D5/00; G03D5/04; G03D7/00; G03G; G03G15/00; G03G15/06; G03G15/10; G03G15/101; G03G9/00; G03G9/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2334679A
Cited
US2374041A
Cited
US2764712A
Cited
US2728607A
Cited
US3021077A
Cited
US3039700A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |