US3560360A
Expired / Lapsed
US
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Photoelectrophoretic imaging process using anthraquinones as the electrically photosensitive particles
Assignee: Xerox Corp
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Filing: 1966-01-21
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Granted: 1971-02-02
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Expires: 1986-01-21
Abstract
Abstract SUBSTITUTED AND UNSUBSTITUTED ANTHRAQUINONES ARE USED AS ELECTRICALLY PHOTOSENSITIVE PARTICLES IN PHOTOELECTROPHORETIC IMAGING.
Inventors
- 👤 Leonard M Carreira
- 👤 Basil M Kyriakakis
- 👤 Santokh S Labana
- 👤 Warren E Solodar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:20
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/02; H01J29/10; H01J29/36; H01J29/39; H01J29/44; G; G01; G01T; G01T1/00; G01T1/16; G01T1/26; G03; G03G; G03G13/00; G03G13/01; G03G13/14; G03G13/22; G03G13/24; G03G15/00; G03G15/01; G03G17/00; G03G17/04; G03G5/00; G03G5/02; G03G5/04; G03G5/06; G03G5/12; H10; H10F; H10F99/00
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-01 | 1974-08-03 | 1975-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-01 | 1978-08-03 | 1979-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-01 | 1982-08-03 | 1983-02-02 | $7700.00 | Window Closed / Lapsed |