Patent US3364028A successfully refreshed from Google Patents.
US3364028A
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Photographic material containing yellow fog-preventing agents
Assignee: Agfa Gevaert NV
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Filing: 1964-04-15
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Granted: 1968-01-16
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Expires: 1984-04-15
Abstract
No abstract record available.
Inventors
- 👤 Konig Anita Von
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:45
CPC Classifications
C; C07; C07D; C07D239/00; C07D239/02; C07D239/20; C07D239/22; C07D215/00; C07D215/02; C07D215/16; C07D215/36; C07D231/00; C07D231/02; C07D231/10; C07D231/14; C07D231/18; C07D231/20; C07D231/44; C07D233/00; C07D233/04; C07D233/28; C07D233/30; C07D233/42; C07D235/00; C07D235/02; C07D235/04; C07D235/24; C07D235/28; C07D239/24; C07D239/28; C07D239/46; C07D239/56; C07D239/58; C07D241/00; C07D241/36; C07D241/38; C07D241/40; C07D241/44; C07D249/00; C07D249/02; C07D249/08; C07D249/10; C07D249/12; C07D257/00; C07D257/02; C07D257/04; C07D263/00; C07D263/02; C07D263/30; C07D263/34; C07D263/46; C07D263/52; C07D263/54; C07D263/58; C07D271/00; C07D271/02; C07D271/10; C07D271/113; C07D277/00; C07D277/60; C07D277/62; C07D277/68; C07D277/70; C07D277/74; C07D285/00; C07D285/01; C07D285/02; C07D285/04; C07D285/12; C07D285/125; C07D285/135; C07D471/00; C07D471/02; C07D471/04; C07D473/00; C07D473/02; C07D473/22; C07D473/26; C07D473/36; C07D473/38; C07D487/00; C07D487/02; C07D487/04; G; G03; G03C; G03C1/00; G03C1/005; G03C1/06; G03C1/34; G03C1/346; G03C1/76; G03C1/775
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) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |