Patent US2899248A successfully refreshed from Google Patents.
Patent US3481774A successfully refreshed from Google Patents.
US3481774A
Expired / Lapsed
US
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Treatment of wood and resulting treated product
Assignee: General Mills Inc
•
Filing: 1966-09-27
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Granted: 1969-12-02
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Expires: 1986-09-27
Abstract
No abstract record available.
Inventors
- 👤 Marwan R Kamal
- 👤 Don E Floyd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:20
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/70; C08G18/72; C08G18/74; C08G18/75; B; B27; B27K; B27K3/00; B27K3/02; B27K3/15; C08G18/28; C08G18/30; C08G18/32; C08G18/3225; C08G18/3253; C08G18/3256; C08L; C08L97/00; C08L97/02; C08L33/00; C08L33/02; C08L75/00; C08L75/02; C08L75/04; C08L75/06; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31551; Y10T428/31591; Y10T428/4935; Y10T428/662
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2430479A
Cited
GB579340A
Cited
US2762721A
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US2893898A
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US2804400A
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US2811470A
Cited
US3096208A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-01 | 1973-06-02 | 1973-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-01 | 1977-06-02 | 1977-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-01 | 1981-06-02 | 1981-12-02 | $7700.00 | Window Closed / Lapsed |