US3144747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for producing a composite novelty slub yarn
Assignee: Celanese Corp
•
Filing: 1959-05-05
•
Granted: 1964-08-18
•
Expires: 1979-05-05
Abstract
No abstract record available.
Inventors
- 👤 Clifford W Palm
- 👤 William R Gibson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:44
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/16; D02G1/162; D02G3/00; D02G3/22; D02G3/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
APPARATUS FOR PRODUCING A COMPOSITE NOVELTY SLUB YARN, COMPRISING A BULKING JET, A FIRST PAIR OF FEED ROLLS FOR FEEDING A FIRST MULTIFILAMENT YARN INTO SAID JET, A SECOND PAIR OF FEED ROLLS FOR FEEDING A SECOND MULTIFILAMENT YARN INTO SAID JET JOINTLY WITH SAID FIRST YARN, THE CONTACT SURFACE OF ONE OF SAID SECOND FEED ROLLS BEING PROVIDED WITH A PLURALITY OF RANDOMLY SPACED CUT-OUTS, A PAIR OF DELIVERY ROLLS FOR FEEDING YARN LEAVING SAID JET AWAY FROM THE LATTER, AND MEANS FOR TRAVERSING SAID
Claim 2
Dependent Claim
86 words
APPARATUS FOR PRODUCING A COMPOSITE NOVELTY SLUB YARN, COMPRISING A BULKING JET, A FIRST PAIR OF FEED ROLLS FOR FEEDING A FIRST MULTIFILAMENT YARN INTO SAID JET, A SECOND PAIR OF FEED ROLLS FOR FEEDING A SECOND MULTIFILAMENT YARN INTO SAID JET JOINTLY WITH SAID FIRST YARN, THE CONTACT SURFACE OF ONE OF SAID SECOND FEED ROLLS BEING PROVIDED WITH A PLURALITY OF RANDOMLY SPACED CUT-OUTS, A PAIR OF DELIVERY ROLLS FOR FEEDING YARN LEAVING SAID JET AWAY FROM THE LATTER, AND MEANS FOR TRAVERSING SAID
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-18 | 1968-02-17 | 1968-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-18 | 1972-02-17 | 1972-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-18 | 1976-02-17 | 1976-08-18 | $7700.00 | Window Closed / Lapsed |