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US2859647A
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Article feeding mechanism
Assignee: Illinois Tool Works Inc
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Filing: 1954-05-12
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Granted: 1958-11-11
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Expires: 1974-05-12
Abstract
No abstract record available.
Inventors
- 👤 Moritz H Nielsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:07
CPC Classifications
B; B21; B21H; B21H9/00; B21H9/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US389170A
Cited
US1697372A
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US1696225A
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US1820193A
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US1798920A
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US2337696A
Cited
US2348644A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-10 | 1962-05-12 | 1962-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-10 | 1966-05-12 | 1966-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-10 | 1970-05-12 | 1970-11-11 | $7700.00 | Window Closed / Lapsed |