US3509237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Abs graft polyblends containing two graft polymers having different particle sizes
Assignee: Monsanto Co
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Filing: 1967-01-09
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Granted: 1970-04-28
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Expires: 1987-01-09
Abstract
No abstract record available.
Inventors
- 👤 Norman E Aubrey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:18
CPC Classifications
C; C08; C08L; C08L25/00; C08L25/02; C08L25/04; C08L25/08; C08L25/12; C08L51/00; C08L51/04; C08L55/00; C08L55/02; C08L2205/00; C08L2205/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3267175A
Cited
US3170964A
Cited
US3288887A
Cited
GB1009655A
Cited
GB1013393A
Cited
US3370105A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-27 | 1973-10-27 | 1974-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-27 | 1977-10-27 | 1978-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-27 | 1981-10-27 | 1982-04-28 | $7700.00 | Window Closed / Lapsed |