US2923030A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods and apparatus for producing pressed wood-particle panels
Assignee: Allwood Inc
•
Filing: 1953-10-05
•
Granted: 1960-02-02
•
Expires: 1973-10-05
Abstract
No abstract record available.
Inventors
- 👤 Himmelheber Max
- 👤 Steiner Klaus
- 👤 Kull Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:23
CPC Classifications
B; B27; B27N; B27N3/00; B27N3/08; B27N3/16; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1062
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2238017A
Cited
US2230880A
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US2320702A
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US2538972A
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US2601349A
Cited
US2689975A
Cited
US2583618A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-01 | 1963-08-03 | 1964-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-01 | 1967-08-03 | 1968-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-01 | 1971-08-03 | 1972-02-02 | $7700.00 | Window Closed / Lapsed |