US3444267A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyblends comprising a vinyl chloride graft copolymer,a styrene-acrylonitrile-butadiene graft copolymer and a vinyl polymer
Assignee: Monsanto Co
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Filing: 1965-08-23
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Granted: 1969-05-13
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Expires: 1985-08-23
Abstract
No abstract record available.
Inventors
- 👤 Ludwig A Beer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:04
CPC Classifications
C; C08; C08L; C08L51/00; C08L51/003; C08F; C08F255/00; C08F255/02; C08F279/00; C08F279/02; C08L27/00; C08L27/02; C08L27/04; C08L27/06; C08L51/06; C08L51/04; C08L9/00; C08L9/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA626534A
Cited
US3085082A
Cited
US3112290A
Cited
US3268623A
Cited
FR1372908A
Cited
FR1381031A
Cited
US3322858A
Cited
US3322857A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-12 | 1972-11-11 | 1973-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-12 | 1976-11-11 | 1977-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-12 | 1980-11-11 | 1981-05-13 | $7700.00 | Window Closed / Lapsed |