US2844370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper ejector
Assignee: Individual
•
Filing: 1955-05-06
•
Granted: 1958-07-22
•
Expires: 1975-05-06
Abstract
No abstract record available.
Inventors
- 👤 Wilbur E Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:03
CPC Classifications
B; B65; B65H; B65H3/00; B65H3/02; B65H3/06; B65H3/0638
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1919495A
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US2062643A
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US2168486A
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GB498453A
Cited
US2253141A
Cited
US2505925A
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US2588946A
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US2477877A
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US2558046A
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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) | 1961-07-21 | 1962-01-20 | 1962-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-21 | 1966-01-20 | 1966-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-21 | 1970-01-20 | 1970-07-22 | $7700.00 | Window Closed / Lapsed |