US2012976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition for impregnating wood
Assignee: Osmose Holzimpraegnierungs G M
•
Filing: 1935-01-14
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Granted: 1935-09-03
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Expires: 1955-01-14
Abstract
No abstract record available.
Inventors
- 👤 Schmittutz Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:19
CPC Classifications
A; A01; A01N; A01N25/00; A01N59/00; A01N59/10; A01N59/16; A01N59/22; B; B27; B27K; B27K3/00; B27K3/02; B27K3/12; B27K3/52
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) | 1938-09-02 | 1939-03-04 | 1939-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-09-02 | 1943-03-04 | 1943-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-09-02 | 1947-03-04 | 1947-09-03 | $7700.00 | Window Closed / Lapsed |