US3345175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High edge-gradient photosensitive material
Assignee: Fujifilm Holdings Corp
•
Filing: 1964-05-15
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Granted: 1967-10-03
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Expires: 1984-05-15
Abstract
No abstract record available.
Inventors
- 👤 Hayakawa Yoshihide
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:27
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/005; G03C1/04; G03C1/043; G03C1/06; G03C1/08; G03C1/10; Y; Y10; Y10S; Y10S430/00; Y10S430/15
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
A PHOTOSENSITIVE MATERIAL COMPRISING A SUPPORT, A SILVER HALIDE EMULSION LAYER, AND SUBSIDIARY LAYERS ADJACENT THE EMULSION LAYER, AT LEAST ONE OF SAID LAYERS CONTAINING (A), A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE COMPOUNDS REPRESENTED BY THE GENERAL FORMULA:
Claim 2
Dependent Claim
41 words
A PHOTOSENSITIVE MATERIAL COMPRISING A SUPPORT, A SILVER HALIDE EMULSION LAYER, AND SUBSIDIARY LAYERS ADJACENT THE EMULSION LAYER, AT LEAST ONE OF SAID LAYERS CONTAINING (A), A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE COMPOUNDS REPRESENTED BY THE GENERAL FORMULA:
References Cited (Backward Citations)
US3190752A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |