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US3480365A
Expired / Lapsed
US
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Photographic materials having a picture image which may be reversed or varied with respect to the contrast thereof
Assignee: Fujifilm Holdings Corp
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Filing: 1967-02-08
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Granted: 1969-11-25
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Expires: 1987-02-08
Abstract
No abstract record available.
Inventors
- 👤 Shingo Ooue
- 👤 Hiroyuki Ueda
- 👤 Masakazu Hashiue
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:53
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/494; G03C1/496; G03C1/4965; G03B; G03B27/00; G03B27/72; G03C11/00; G03C11/06; G03C5/00; G03C5/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2748649A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-24 | 1973-05-26 | 1973-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-24 | 1977-05-26 | 1977-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-24 | 1981-05-26 | 1981-11-25 | $7700.00 | Window Closed / Lapsed |