US3226307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multicolor picture film
Assignee: Sony Corp
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Filing: 1961-01-05
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Granted: 1965-12-28
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Expires: 1981-01-05
Abstract
No abstract record available.
Inventors
- 👤 Tokumoto Shin-Ichi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:00
CPC Classifications
B; B22; B22C; B22C1/00; B22C1/16; B22C1/162; B22C9/00; G; G03; G03G; G03G17/00; G03G17/02; G03G7/00; G03G7/0006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A MULTICOLOR PICTURE FILM COMPRISING; A LAYER CONTAINING COLOR CHANGEABLE REAGENTS FOR A T LEAST TWO DIFFERENT COLORS WITH WHICH A VISIBLE IMAGE IS FORMED ELECTROLYTICALLY BY THE PASSING OF AN ELECTRIC CURRENT, SAID COLOR CHANGEABLE REAGENTS BEING COEXTENSIVE AND ARRANGED IN THE FORM OF MOSAIC IN A CURRENT PASSABLE STATE WITHOUT ONE LYING UPON ANOTHER; A MOSAIC COLOR FILTER FOR COLOR SEPARATION WHEREIN A COLOR CORRESPONDS TO THAT OF SAID COLOR CHANGEABLE REAGENTS, A PROTECTIVE LAYER USABLE AS AN ELECTRODE FOR AN ELECTRIC CURRENT CORRESPONDING TO AN OBJECTIVE IMAGE TO BE REPRODUCED, AND MEANS FOR PROVIDING SAID ELECTRIC CURRENT.
Claim 2
Dependent Claim
100 words
A MULTICOLOR PICTURE FILM COMPRISING; A LAYER CONTAINING COLOR CHANGEABLE REAGENTS FOR A T LEAST TWO DIFFERENT COLORS WITH WHICH A VISIBLE IMAGE IS FORMED ELECTROLYTICALLY BY THE PASSING OF AN ELECTRIC CURRENT, SAID COLOR CHANGEABLE REAGENTS BEING COEXTENSIVE AND ARRANGED IN THE FORM OF MOSAIC IN A CURRENT PASSABLE STATE WITHOUT ONE LYING UPON ANOTHER; A MOSAIC COLOR FILTER FOR COLOR SEPARATION WHEREIN A COLOR CORRESPONDS TO THAT OF SAID COLOR CHANGEABLE REAGENTS, A PROTECTIVE LAYER USABLE AS AN ELECTRODE FOR AN ELECTRIC CURRENT CORRESPONDING TO AN OBJECTIVE IMAGE TO BE REPRODUCED, AND MEANS FOR PROVIDING SAID ELECTRIC CURRENT.
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) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |