US2673370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing sheet lumber
Assignee: Sheetwood Products Co
•
Filing: 1951-08-17
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Granted: 1954-03-30
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Expires: 1971-08-17
Abstract
No abstract record available.
Inventors
- 👤 Worth C Goss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:18
CPC Classifications
B; B27; B27N; B27N3/00; B27N3/08; B27N3/10; D; D04; D04H; D04H1/00; D04H1/40; D04H1/58; D04H1/593; D04H1/64; D04H1/655; Y; Y10; Y10S; Y10S425/00; Y10S425/812
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-29 | 1957-09-28 | 1958-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-29 | 1961-09-28 | 1962-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-29 | 1965-09-28 | 1966-03-30 | $7700.00 | Window Closed / Lapsed |