US3292357A
Expired / Lapsed
US
⏱️ 0.0 years remaining
False twist spindle
Assignee: Leesona Corp
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Filing: 1966-06-02
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Granted: 1966-12-20
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Expires: 1986-06-02
Abstract
No abstract record available.
Inventors
- 👤 Hans H Richter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:05
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/02; D02G1/04; D02G1/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
A FALSE TWIST DEVICE COMPRISING AN ANNULAR MEMBER, YARN TWISTING MEANS HAVING A PERIPHERAL SURFACE OF REVOLUTION, MEANS FOR ROTATABLY SUPPORTING SAID YARN TWISTING MEANS, AND MEANS FOR DRIVING SAID YARN TWISTING MEANS RELATIVE TO SAID ANNULAR MEMBER, SAID DRIVING MEANS BEING
Claim 2
Dependent Claim
42 words
A FALSE TWIST DEVICE COMPRISING AN ANNULAR MEMBER, YARN TWISTING MEANS HAVING A PERIPHERAL SURFACE OF REVOLUTION, MEANS FOR ROTATABLY SUPPORTING SAID YARN TWISTING MEANS, AND MEANS FOR DRIVING SAID YARN TWISTING MEANS RELATIVE TO SAID ANNULAR MEMBER, SAID DRIVING MEANS BEING
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) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |