US3329757A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of texturing filament yarn
Assignee: Monsanto Co
•
Filing: 1963-12-26
•
Granted: 1967-07-04
•
Expires: 1983-12-26
Abstract
No abstract record available.
Inventors
- 👤 George A Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:28
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/14; D02J; D02J1/00; D02J1/22; D02J1/221; D02J1/225
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A METHOD OF TEXTURING MAN-MADE THERMOPLASTIC CONTINUOUS MULTIFILAMENT YARN COMPRISING: (A) FORWARDING SUBSTANTIALLY UNTWISTED UNDRAWN THERMOPLASTIC CONTINUOUS FILAMENT YARN LONGITUDINALLY FROM A SOURCE OF SUPPLY; (B) DIRECTING A STREAM OF FLUID MOVING AT LOW VELOCITY AGAINST THE FORWARDED YARN IN A CONFINED ZONE TO DISCOMPOSE THE PARALLELISM OF THE YARN SUCH THAT SAME IS SUBSTANTIALLY FREE OF LOOPS AND COMPACTING SNARLS; (C) DRAWING THE DISCOMPOSED YARN AT AN ELEVATED TEMPERATURE TO INCREASE THE MOLECULAR ORIENTATION THEREOF; (D) SIMULTANEOUSLY DEFORMING AND COOLING THE DRAWN YARN BY PASSING SAME BETWEEN COOL TOOTHED MESHING GEAR MEMBERS; AND (E) TAKING UP THE YARN IN AN ORDERLY MANNER.
Claim 2
Independent Claim
103 words
A METHOD OF TEXTURING MAN-MADE THERMOPLASTIC CONTINUOUS MULTIFILAMENT YARN COMPRISING: (A) FORWARDING SUBSTANTIALLY UNTWISTED UNDRAWN THERMOPLASTIC CONTINUOUS FILAMENT YARN LONGITUDINALLY FROM A SOURCE OF SUPPLY; (B) DIRECTING A STREAM OF FLUID MOVING AT LOW VELOCITY AGAINST THE FORWARDED YARN IN A CONFINED ZONE TO DISCOMPOSE THE PARALLELISM OF THE YARN SUCH THAT SAME IS SUBSTANTIALLY FREE OF LOOPS AND COMPACTING SNARLS; (C) DRAWING THE DISCOMPOSED YARN AT AN ELEVATED TEMPERATURE TO INCREASE THE MOLECULAR ORIENTATION THEREOF; (D) SIMULTANEOUSLY DEFORMING AND COOLING THE DRAWN YARN BY PASSING SAME BETWEEN COOL TOOTHED MESHING GEAR MEMBERS; AND (E) TAKING UP THE YARN IN AN ORDERLY MANNER.
References Cited (Backward Citations)
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Cited
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Cited
US3137911A
Cited
US3110151A
Cited
US3115691A
Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-03 | 1971-01-02 | 1971-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-03 | 1975-01-02 | 1975-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-03 | 1979-01-02 | 1979-07-04 | $7700.00 | Window Closed / Lapsed |