Patent US2561223A successfully refreshed from Google Patents.
US2561223A
Expired / Lapsed
US
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Reciprocating sheet feeding device
Assignee: Individual
•
Filing: 1947-02-17
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Granted: 1951-07-17
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Expires: 1967-02-17
Abstract
No abstract record available.
Inventors
- 👤 Orville K Peckham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:09
CPC Classifications
B; B65; B65H; B65H39/00; B65H39/02; B65H39/04; B65H39/042
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1167367A
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US1407646A
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US1579468A
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US1575891A
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US1870443A
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US1871707A
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US1964498A
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US2197036A
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US2335970A
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US2288755A
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US2427839A
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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) | 1954-07-16 | 1955-01-15 | 1955-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-16 | 1959-01-15 | 1959-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-16 | 1963-01-15 | 1963-07-17 | $7700.00 | Window Closed / Lapsed |