Patent US3240594A successfully refreshed from Google Patents.
US3240594A
Expired / Lapsed
US
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Electrophotographic material
Assignee: Gevaert Photo Producten NV
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Filing: 1964-03-20
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Granted: 1966-03-15
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Expires: 1984-03-20
Abstract
No abstract record available.
Inventors
- 👤 Paul Maria Cassiers
- 👤 Rene Maurice Hart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:38
CPC Classifications
G; G03; G03G; G03G5/00; G03G5/14; C; C08; C08F; C08F26/00; C08F26/06; C08F26/12; C08F8/00; C08F8/02; C08F8/28; G03C; G03C1/00; G03C1/72; G03C1/73; G03G5/02; G03G5/026; G03G5/04; G03G5/043; G03G5/047; G03G5/06; G03G5/0601; G03G5/0612; G03G5/0618; G03G5/0622; G03G5/0624; G03G5/0627; G03G5/0629; G03G5/0633; G03G5/0635; G03G5/0637; G03G5/07
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) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |