US3077419A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilization of wood and wood products with vinyl compounds
Assignee: Dow Chemical Co
•
Filing: 1958-02-05
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Granted: 1963-02-12
•
Expires: 1978-02-05
Abstract
No abstract record available.
Inventors
- 👤 Duane L Kenaga
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:05
CPC Classifications
B; B27; B27K; B27K5/00; B27K5/003; B27K3/00; B27K3/02; B27K3/15; C; C08; C08L; C08L97/00; C08L97/02; C08L25/00; C08L25/18; C08L31/00; C08L31/02; C08L31/04; C08L33/00; C08L33/18; C08L33/20; Y; Y10; Y10S; Y10S8/00; Y10S8/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
A PROCESS FOR THE DIMENSIONAL STABILIZATION OF LIGNOCELLULOSIC MATERIALS WHICH COMPRISES THE STEPS OF SWELLING THE SAID LIGNOCELLULOSIC MATERIAL WITH AN ORGANIC SWELLING AGENT, IMPREGNATING THE SO SWELLED MATERIAL WITH A VINYL COMPOUND HAVING THE FORMULA
Claim 2
Dependent Claim
36 words
A PROCESS FOR THE DIMENSIONAL STABILIZATION OF LIGNOCELLULOSIC MATERIALS WHICH COMPRISES THE STEPS OF SWELLING THE SAID LIGNOCELLULOSIC MATERIAL WITH AN ORGANIC SWELLING AGENT, IMPREGNATING THE SO SWELLED MATERIAL WITH A VINYL COMPOUND HAVING THE FORMULA
References Cited (Backward Citations)
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Cited
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US2462555A
Cited
US2670483A
Cited
US2790736A
Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-11 | 1966-08-13 | 1967-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-11 | 1970-08-13 | 1971-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-11 | 1974-08-13 | 1975-02-12 | $7700.00 | Window Closed / Lapsed |