US3512232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing twistless yarns
Assignee: Deering Milliken Research Corp
•
Filing: 1966-11-23
•
Granted: 1970-05-19
•
Expires: 1986-11-23
Abstract
No abstract record available.
Inventors
- 👤 Edgar Dare Bolinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:00
CPC Classifications
D; D02; D02G; D02G3/00; D02G3/22; D02G3/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2527329A
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US2638734A
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US2743194A
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US2834704A
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US2946180A
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US3068151A
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US3099907A
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US3167468A
Cited
US3151439A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-18 | 1973-11-17 | 1974-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-18 | 1977-11-17 | 1978-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-18 | 1981-11-17 | 1982-05-19 | $7700.00 | Window Closed / Lapsed |