US2045350A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of reducing the shrinkage of wood
Assignee: WALLWOOD Corp
•
Filing: 1936-01-08
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Granted: 1936-06-23
•
Expires: 1956-01-08
Abstract
No abstract record available.
Inventors
- 👤 Harold H Griffin
- 👤 Burgeni Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:24
CPC Classifications
B; B27; B27K; B27K5/00; B27K5/04; B27K3/00; B27K3/02; B27K3/0278; B27K3/34; B27K2240/00; B27K2240/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1939-06-23 | 1939-12-23 | 1940-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-06-23 | 1943-12-23 | 1944-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-06-23 | 1947-12-23 | 1948-06-23 | $7700.00 | Window Closed / Lapsed |