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US2615374A
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US
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Slice assembly for papermaking machines
Assignee: Library and Archives Canada
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Filing: 1948-10-04
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Granted: 1952-10-28
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Expires: 1968-10-04
Abstract
No abstract record available.
Inventors
- 👤 Bernard A Malkin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:15
CPC Classifications
D; D21; D21F; D21F1/00; D21F1/02; D21F1/028
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1526193A
Cited
US1619168A
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US1866607A
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US1936609A
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US2027611A
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US2325016A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-28 | 1956-04-28 | 1956-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-28 | 1960-04-28 | 1960-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-28 | 1964-04-28 | 1964-10-28 | $7700.00 | Window Closed / Lapsed |