Patent US2461573A successfully refreshed from Google Patents.
US2461573A
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US
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Machine for stuffing newspapers or similar sheet material assemblages
Assignee: TW and CB Sheridan Co
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Filing: 1945-04-02
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Granted: 1949-02-15
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Expires: 1965-04-02
Abstract
No abstract record available.
Inventors
- 👤 Schweizer Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:04
CPC Classifications
B; B65; B65H; B65H39/00; B65H39/02; B65H39/04; B65H39/043; B65H39/045; B65H5/00; B65H5/30; B65H2301/00; B65H2301/40; B65H2301/43; B65H2301/432; B65H2301/4321; B65H2406/00; B65H2406/30; B65H2406/35; B65H2406/351
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1659099A
Cited
US1518522A
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US1845412A
Cited
GB316501A
Cited
US1871707A
Cited
US1951300A
Cited
US2159987A
Cited
US2163572A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-02-15 | 1952-08-16 | 1953-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-15 | 1956-08-16 | 1957-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-15 | 1960-08-16 | 1961-02-15 | $7700.00 | Window Closed / Lapsed |