Patent US3287890A successfully refreshed from Google Patents.
US3287890A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for twisting yarn
Assignee: Monsanto Co
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Filing: 1964-10-07
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Granted: 1966-11-29
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Expires: 1984-10-07
Abstract
No abstract record available.
Inventors
- 👤 Euell K Mcintosh
- 👤 Kenneth R Baugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:09
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/02; D02G1/04; D02G1/08; D02G1/082
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
YARN TWISTING DEVICE COMPRISING, (A) DRIVEN DISC MEANS DEFINING A YARN TROUGH HAVING AN ARCUATE YARN ENGAGING BOTTOM, (B) MEANS FOR DRIVING SAID DRIVEN DISC MEANS, AND (C) GUIDE MEANS NORMALLY HAVING ENGAGEMENT WITH A LINEARLY TRAVELING YARN AND BEING SELECTABLY MOVABLE TOWARD SAID YARN TROUGH FOR CARRYING SAID YARN INTO CONTACT WITH SAID ARCUATE BOTTOM EFFECTING TWISTING OF SAID YARN AND MOVABLE AWAY FROM SAID TROUGH TO CARRY SAID YRAN OUT OF ENGAGEMENT WITH SAID ARCUATE BOTTOM.
Claim 2
Dependent Claim
78 words
YARN TWISTING DEVICE COMPRISING, (A) DRIVEN DISC MEANS DEFINING A YARN TROUGH HAVING AN ARCUATE YARN ENGAGING BOTTOM, (B) MEANS FOR DRIVING SAID DRIVEN DISC MEANS, AND (C) GUIDE MEANS NORMALLY HAVING ENGAGEMENT WITH A LINEARLY TRAVELING YARN AND BEING SELECTABLY MOVABLE TOWARD SAID YARN TROUGH FOR CARRYING SAID YARN INTO CONTACT WITH SAID ARCUATE BOTTOM EFFECTING TWISTING OF SAID YARN AND MOVABLE AWAY FROM SAID TROUGH TO CARRY SAID YRAN OUT OF ENGAGEMENT WITH SAID ARCUATE BOTTOM.
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) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |