Patent US2914259A successfully refreshed from Google Patents.
US2914259A
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US
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Apparatus for disintegration of wood materials
Assignee: Celleco AB
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Filing: 1956-12-26
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Granted: 1959-11-24
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Expires: 1976-12-26
Abstract
No abstract record available.
Inventors
- 👤 Ole A Hestvik
- 👤 Fredrik R Olin
- 👤 August L Salmen
- 👤 Bengt A Soderberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:20
CPC Classifications
B; B02; B02C; B02C19/00; B02C19/0056; B02C18/00; B02C18/06; B02C18/14; D; D21; D21D; D21D1/00; D21D1/20; D21D1/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1220953A
Cited
US1420354A
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US1925922A
Cited
US1970330A
Cited
US2491661A
Cited
GB708660A
Cited
US2775168A
Cited
GB385864A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-23 | 1963-05-25 | 1963-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-23 | 1967-05-25 | 1967-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-23 | 1971-05-25 | 1971-11-24 | $7700.00 | Window Closed / Lapsed |