US3455240A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Imaging system
Assignee: Xerox Corp
•
Filing: 1965-09-13
•
Granted: 1969-07-15
•
Expires: 1985-09-13
Abstract
No abstract record available.
Inventors
- 👤 Robert W Martel
- 👤 John W Weigl
- 👤 Joseph Mammino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:43
CPC Classifications
G; G03; G03G; G03G13/00; G03G13/26; G03G13/28; G03G13/283
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1669416A
Cited
US2297691A
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US3104169A
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US3037861A
Cited
US3096260A
Cited
US3245381A
Cited
US3285741A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-14 | 1973-01-13 | 1973-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-14 | 1977-01-13 | 1977-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-14 | 1981-01-13 | 1981-07-15 | $7700.00 | Window Closed / Lapsed |