Patent US3290209A successfully refreshed from Google Patents.
US3290209A
Expired / Lapsed
US
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Apparatus for compacting a paper web
Assignee: Billeruds AB
•
Filing: 1964-07-16
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Granted: 1966-12-06
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Expires: 1984-07-16
Abstract
No abstract record available.
Inventors
- 👤 Ihrman Carl Bertil Andreas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:21
CPC Classifications
D; D21; D21H; D21H5/00; D21H5/24; D21H5/245; D21H25/00; D21H25/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2021975A
Cited
US2624245A
Cited
US2890515A
Cited
US3002251A
Cited
FR1248905A
Cited
US3104197A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |