Patent US3471625A successfully refreshed from Google Patents.
US3471625A
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Electrophotographic coating containing finely divided photoconductor in a synthetic polymer having ionizable functional groups
Assignee: Harris Graphics Corp
•
Filing: 1967-01-30
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Granted: 1969-10-07
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Expires: 1987-01-30
Abstract
No abstract record available.
Inventors
- 👤 Dolor N Adams
- 👤 Donald L Fauser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:53
CPC Classifications
G; G03; G03G; G03G5/00; G03G5/02; G03G5/04; G03G5/05; G03G5/0528; G03G5/0592; G03G5/0525; G03G5/0532; G03G5/0546
Claims Analysis
Total Claims: 0
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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) | 1972-10-06 | 1973-04-07 | 1973-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-06 | 1977-04-07 | 1977-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-06 | 1981-04-07 | 1981-10-07 | $7700.00 | Window Closed / Lapsed |