US3414409A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Particle transfer
Assignee: Xerox Corp
•
Filing: 1965-04-30
•
Granted: 1968-12-03
•
Expires: 1985-04-30
Abstract
No abstract record available.
Inventors
- 👤 Jr Charles F Gallo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:05
CPC Classifications
G; G03; G03G; G03G13/00; G03G13/14; G03G13/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2297691A
Cited
US2951443A
Cited
US3043685A
Cited
US2924519A
Cited
US3071645A
Cited
US3284224A
Cited
US3322537A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |