Patent US3510463A successfully refreshed from Google Patents.
US3510463A
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Suspension alcoholysis of pelleted ethylene/vinyl ester copolymers
Assignee: EIDP Inc
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Filing: 1967-11-20
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Granted: 1970-05-05
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Expires: 1987-11-20
Abstract
No abstract record available.
Inventors
- 👤 John Edwin Bristol
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:59
CPC Classifications
C; C08; C08F; C08F8/00; C08F8/12; C08F2800/00; C08F2800/20; C08F2810/00; C08F2810/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2411474A
Cited
US2386347A
Cited
US2399653A
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US2467774A
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US2502715A
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US2657201A
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US2605259A
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US2703794A
Cited
US3344129A
Cited
US3386978A
Cited
GB1095204A
Cited
GB1106489A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-04 | 1973-11-03 | 1974-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-04 | 1977-11-03 | 1978-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-04 | 1981-11-03 | 1982-05-05 | $7700.00 | Window Closed / Lapsed |