US3122816A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for manufacturing slub yarn
Assignee: EIDP Inc
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Filing: 1962-07-11
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Granted: 1964-03-03
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Expires: 1982-07-11
Abstract
No abstract record available.
Inventors
- 👤 Edgar I Rhoden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:08
CPC Classifications
D; D01; D01H; D01H5/00; D01H5/18; D01H5/32; D01H5/36; D02; D02G; D02G1/00; D02G1/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
IN THE TREATMENT OF MULTIFILAMENT YARN WITH AN ASPIRATING JET UTILIZING A HIGH VELOCITY FLOW OF COMPRESSIBLE FLUID TO FORM A ZONE OF TURBULENCE AND TO PROVIDE AN ASPIRATING STREAM THROUGH THE YARN INLET INTO THE JET, THE PROCESS FOR FORMING SLUBS IN THE YARN WHICH COMPRISES FEEDING AND FORWARDING THE YARN ALONG A PATH LEADING ACROSS THE JET INLET WITHOUT PASSING THROUGH THE JET, FLOWING COMPRESSIBLE FLUID THROUGH THE JET AT SUFFICIENTLY HIGH VELOCITY TO DRAW A LOOP OF YARN INTO SAID JET AT SAID JET
Claim 2
Dependent Claim
87 words
IN THE TREATMENT OF MULTIFILAMENT YARN WITH AN ASPIRATING JET UTILIZING A HIGH VELOCITY FLOW OF COMPRESSIBLE FLUID TO FORM A ZONE OF TURBULENCE AND TO PROVIDE AN ASPIRATING STREAM THROUGH THE YARN INLET INTO THE JET, THE PROCESS FOR FORMING SLUBS IN THE YARN WHICH COMPRISES FEEDING AND FORWARDING THE YARN ALONG A PATH LEADING ACROSS THE JET INLET WITHOUT PASSING THROUGH THE JET, FLOWING COMPRESSIBLE FLUID THROUGH THE JET AT SUFFICIENTLY HIGH VELOCITY TO DRAW A LOOP OF YARN INTO SAID JET AT SAID JET
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) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |