US3580724A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light-sensitive supersensitized silver halide color photographic emulsions
Assignee: Konica Minolta Inc
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Filing: 1969-05-28
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Granted: 1971-05-25
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Expires: 1989-05-28
Abstract
Abstract A SUPERSENSITIZED SILVER HALIDE EMULSION CONTAINING IN COMBINATION A SENSITIZING DYE OF THE FORMULA 2-((3-(HO3S-(CH2)N-),5-(PHENYL)BENZOXAZOLIN-2-YLIDENE)= CH-C(-R1)=CH-),3-((-)O3S-(CH2)N-),5-(PHENYL)- BENZOXAZOL-3-IUM AND A SENSITIZING DYE OF THE FORMULA 2-((-N(+)(-R4)=Z-)>C-CH=C(-R3)-CH=),3-R2,5-Y1,6-Y2-BENZ- OXAZOLINE (X(-))(M-1) WHEREIN THE VARIOUS SYMBOLS ARE DESCRIBED IN THE CLAIMS.
Inventors
- 👤 Shui Sato
- 👤 Kaiichiro Sakazume
- 👤 Tateshi Iytaka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:11
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/005; G03C1/06; G03C1/08; G03C1/28; G03C1/29
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) | 1974-05-24 | 1974-11-23 | 1975-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-24 | 1978-11-23 | 1979-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-24 | 1982-11-23 | 1983-05-25 | $7700.00 | Window Closed / Lapsed |