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US2921755A
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Tension control for textile twisting apparatus
Assignee: Deering Milliken Research Corp
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Filing: 1954-08-18
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Granted: 1960-01-19
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Expires: 1974-08-18
Abstract
No abstract record available.
Inventors
- 👤 Jr Frank R Borges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:14
CPC Classifications
D; D01; D01H; D01H13/00; D01H13/10; D01H13/104; D01H13/106
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US575451A
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US1064292A
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US1776638A
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US1963891A
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US2160763A
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US2222847A
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US2431901A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-18 | 1963-07-20 | 1964-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-18 | 1967-07-20 | 1968-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-18 | 1971-07-20 | 1972-01-19 | $7700.00 | Window Closed / Lapsed |