US3010147A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and process for melt spinning
Assignee: British Nylon Spinners Ltd
•
Filing: 1958-01-31
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Granted: 1961-11-28
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Expires: 1978-01-31
Abstract
No abstract record available.
Inventors
- 👤 Gerald T Davies
- 👤 Fisher Jeffrey O'neill
- 👤 Jones Dewi Madoc
- 👤 Geoffrey K Lewis
- 👤 Wilson Eric
- 👤 Thomas R Griffin
- 👤 Eric J R Hewitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:41
CPC Classifications
D; D01; D01D; D01D1/00; D01D1/04; D01D1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2253176A
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US2369553A
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US2437686A
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US2571975A
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US2719776A
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US2791802A
Cited
GB744855A
Cited
US2898628A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-27 | 1965-05-29 | 1965-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-27 | 1969-05-29 | 1969-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-27 | 1973-05-29 | 1973-11-28 | $7700.00 | Window Closed / Lapsed |