Patent US2852651A successfully refreshed from Google Patents.
US2852651A
Expired / Lapsed
US
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Fusing mechanism for a xerographic copying machine
Assignee: Xerox Corp
•
Filing: 1953-11-02
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Granted: 1958-09-16
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Expires: 1973-11-02
Abstract
No abstract record available.
Inventors
- 👤 Herbert E Crumrine
- 👤 William G Lewis
- 👤 Clyde R Mayo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:27
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/20; G03G15/2003; G03G15/2007
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2477099A
Cited
US1148138A
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US1439091A
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US1758619A
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US2357809A
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US2624652A
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US2472293A
Cited
US2515846A
Cited
US2600849A
Cited
US2629162A
Cited
US2703280A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-15 | 1962-03-17 | 1962-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-15 | 1966-03-17 | 1966-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-15 | 1970-03-17 | 1970-09-16 | $7700.00 | Window Closed / Lapsed |