Patent EP0576697B1 successfully refreshed from Google Patents.
Patent US6460356B1 successfully refreshed from Google Patents.
US2218484A
Expired / Lapsed
US
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Sheet feeding apparatus
Assignee: Dexter Folder Co
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Filing: 1939-09-16
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Granted: 1940-10-15
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Expires: 1959-09-16
Abstract
No abstract record available.
Inventors
- 👤 Walter E Schneider
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 01:40
CPC Classifications
B; B65; B65H; B65H11/00; B65H11/002; B65H3/00; B65H3/08; B65H3/0808; B65H3/0816; B65H3/0825; B65H3/46; B65H3/48; B65H5/00; B65H5/24; B65H2801/00; B65H2801/03; B65H2801/21
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-10-15 | 1944-04-15 | 1944-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-10-15 | 1948-04-15 | 1948-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-10-15 | 1952-04-15 | 1952-10-15 | $7700.00 | Window Closed / Lapsed |