Patent US3518337A successfully refreshed from Google Patents.
US3518337A
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Process for dispersing partially miscible polymers in melt spinnable fiber-forming polymers
Assignee: EIDP Inc
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Filing: 1967-09-14
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Granted: 1970-06-30
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Expires: 1987-09-14
Abstract
No abstract record available.
Inventors
- 👤 Jesus Nicolas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:50
CPC Classifications
D; D01; D01F; D01F6/00; D01F6/58; D01F6/60; C; C08; C08L; C08L67/00; C08L67/02; C08L77/00; C08L77/06; D01D; D01D1/00; D01D1/06; D01D1/065; D01D5/00; D01D5/28; D01D5/30; D01D5/36; D01F1/00; D01F1/02; D01F1/10; D01F6/62
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3097991A
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US3099067A
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US3234313A
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GB970285A
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US3369057A
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US3381057A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-29 | 1973-12-29 | 1974-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-29 | 1977-12-29 | 1978-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-29 | 1981-12-29 | 1982-06-30 | $7700.00 | Window Closed / Lapsed |