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US3005233A
Expired / Lapsed
US
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Melt spinning
Assignee: Acordis UK Ltd
•
Filing: 1958-12-16
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Granted: 1961-10-24
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Expires: 1978-12-16
Abstract
No abstract record available.
Inventors
- 👤 Upton Edward James
- 👤 Betteridge Reuben
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:06
CPC Classifications
D; D01; D01D; D01D1/00; D01D1/06; D01D1/04; Y; Y10; Y10S; Y10S425/00; Y10S425/812; Y10S425/815
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1660284A
Cited
US2571975A
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US2740986A
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US2742203A
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FR1079127A
Cited
US2791802A
Cited
US2898628A
Cited
US2802602A
Cited
GB797609A
Cited
US2846289A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-23 | 1965-04-24 | 1965-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-23 | 1969-04-24 | 1969-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-23 | 1973-04-24 | 1973-10-24 | $7700.00 | Window Closed / Lapsed |