US3832170A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for electronic color photography and photosensitive member used for the same
Assignee: Canon Inc
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Filing: 1970-04-01
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Granted: 1974-08-27
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Expires: 1990-04-01
Abstract
Abstract THE PHOTOSENSITIVE MEMBER CONSISTS BASICALLY OF A SUPPORTING BASE, A PHOTOCONDUCTIVE LAYER AND INSULATING LAYER DYED IN A DESIRED COLOR FOR PROVIDING A COLOR FILTER EFFECT. SUCH PHOTOSENSITIVE MEMBERS HAVING DIFFERENT COLOR FILTET EFFECTS ARE PROVIDED FOR POLYCHROMATIC REPRODUCTION ON A SINGLE TRANSFERABLE MATERIAL.
Inventors
- 👤 K Nagamatsu
- 👤 T Saito
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:44
CPC Classifications
G; G03; G03G; G03G5/00; G03G5/12; G03G15/00; G03G15/01; G03G15/0142; G03G15/0147; G03G15/0152; G03G15/0163
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) | 1977-08-26 | 1978-02-25 | 1978-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-08-26 | 1982-02-25 | 1982-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-08-26 | 1986-02-25 | 1986-08-27 | $7700.00 | Window Closed / Lapsed |