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Patent US3283490A successfully refreshed from Google Patents.
US3283490A
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False twist spindle
Assignee: Leesona Corp
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Filing: 1965-02-02
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Granted: 1966-11-08
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Expires: 1985-02-02
Abstract
No abstract record available.
Inventors
- 👤 William V Goodhue
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:50
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/02; D02G1/04; D02G1/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A FALSE TWIST SPINDLE FOR TWISTING AND UNTWISTING YARNS COMPRISING, A ROTATABLE MEMBER HAVING AN AXIAL BORE THERETHROUGH FOR THE PASSAGE OF YARNS, MEANS FOR MOUNTING SAID MEMBER FOR ROTATION, A YARN ENGAGING ELEMENT CONNECTED WITH SAID MEMBER AND ARRANGED TO ENGAGE THE YARN PASSING THROUGH SAID AXIAL BORE TO ROTATE
Claim 2
Dependent Claim
51 words
A FALSE TWIST SPINDLE FOR TWISTING AND UNTWISTING YARNS COMPRISING, A ROTATABLE MEMBER HAVING AN AXIAL BORE THERETHROUGH FOR THE PASSAGE OF YARNS, MEANS FOR MOUNTING SAID MEMBER FOR ROTATION, A YARN ENGAGING ELEMENT CONNECTED WITH SAID MEMBER AND ARRANGED TO ENGAGE THE YARN PASSING THROUGH SAID AXIAL BORE TO ROTATE
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-07 | 1970-05-09 | 1970-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-07 | 1974-05-09 | 1974-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-07 | 1978-05-09 | 1978-11-08 | $7700.00 | Window Closed / Lapsed |