US3758300A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ted noise in sound track color sound motion picture film prints with minimal fogged grain rela
Assignee: Eastman Kodak Co
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Filing: 1971-12-16
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Granted: 1973-09-11
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Expires: 1991-12-16
Abstract
Abstract SOUND TRACK FOGGED GRAIN RELATED NOISE IN PRINTED SILVER SOUND TRACK IMAGES OF DEVELOPED REVERSAL PRINT FILMS IS REDUCED BY INCORPORATION OF A FOGGED GRAIN RELATED NOISE SUPPRESSING AMOUNT OF 2-BENZIMIDAZOLETHIOL INTO THE SILVER SOUND TRACK REDEVELOPER SOLUTION USED FOR REDEVELOPING THE SILVER IMAGE OF THE SOUND TRACK IN A COLOR PICTURE AND SILVER SOUND TRACK DEVELOPING PROCESS.
Inventors
- 👤 E Walsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:05
CPC Classifications
G; G03; G03C; G03C7/00; G03C7/22; G03C7/24
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) | 1976-09-10 | 1977-03-12 | 1977-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-10 | 1981-03-12 | 1981-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-10 | 1985-03-12 | 1985-09-11 | $7700.00 | Window Closed / Lapsed |