Patent US3034278A successfully refreshed from Google Patents.
US3034278A
Expired / Lapsed
US
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Tension control device for yarn winder
Assignee: Celanese Corp
•
Filing: 1956-02-21
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Granted: 1962-05-15
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Expires: 1976-02-21
Abstract
No abstract record available.
Inventors
- 👤 James A Kay
- 👤 Bill R Price
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:03
CPC Classifications
D; D01; D01H; D01H13/00; D01H13/10; D01H13/104; Y; Y10; Y10S; Y10S83/00; Y10S83/909; Y10T; Y10T83/00; Y10T83/727; Y10T83/741
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US418584A
Cited
US1442873A
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US1959452A
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US2153436A
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US2434091A
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US2430507A
Cited
US2565500A
Cited
US2657450A
Cited
US2774423A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-14 | 1965-11-13 | 1966-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-14 | 1969-11-13 | 1970-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-14 | 1973-11-13 | 1974-05-15 | $7700.00 | Window Closed / Lapsed |