Patent US2946175A successfully refreshed from Google Patents.
US2946175A
Expired / Lapsed
US
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Twisting arrangement
Assignee: Deering Milliken Research Corp
•
Filing: 1956-10-03
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Granted: 1960-07-26
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Expires: 1976-10-03
Abstract
No abstract record available.
Inventors
- 👤 Edward J Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:03
CPC Classifications
D; D01; D01H; D01H7/00; D01H7/02; D01H7/52; D01H7/58; D02; D02G; D02G3/00; D02G3/22; D02G3/26; D02G3/28; D02G3/285
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US641398A
Cited
US2503242A
Cited
DE826716C
Cited
GB717546A
Cited
US2737773A
Cited
FR1099309A
Cited
FR1119701A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |