Patent US3093878A successfully refreshed from Google Patents.
US3093878A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air jet for producing bulked stub yarn
Assignee: Individual
•
Filing: 1961-10-16
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Granted: 1963-06-18
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Expires: 1981-10-16
Abstract
No abstract record available.
Inventors
- 👤 Fieldman Arnold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:36
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/16; D02G1/162
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
AN APPARATUS FOR PROVIDING SLUBS IN A YARN COMPRISING: (A) MEANS TO FREE SAID YARN TO A TURBULENCE CHAMBER UNDER A RELATIVELY LIGHT TENSION, (B) A NOZZLE DIRECTING A FLUID INTO SAID TURBULENCE CHAMBER AGAINST SAID YARN, (C) MEANS TO WITHDRAW SAID YARN FROM SAID TURBULENCE CHAMBER THROUGH SAID NOZZLE IN A DIRECTION OPPOSITE TO SAID FLUID, (D) AND TAKE-UP MEANS FOR SAID YARN ADVANCING AT A RATE SUBSTANTIALLY LESS THAN THE RATE OF SAID MEANS TO FEED.
Claim 2
Independent Claim
78 words
AN APPARATUS FOR PROVIDING SLUBS IN A YARN COMPRISING: (A) MEANS TO FREE SAID YARN TO A TURBULENCE CHAMBER UNDER A RELATIVELY LIGHT TENSION, (B) A NOZZLE DIRECTING A FLUID INTO SAID TURBULENCE CHAMBER AGAINST SAID YARN, (C) MEANS TO WITHDRAW SAID YARN FROM SAID TURBULENCE CHAMBER THROUGH SAID NOZZLE IN A DIRECTION OPPOSITE TO SAID FLUID, (D) AND TAKE-UP MEANS FOR SAID YARN ADVANCING AT A RATE SUBSTANTIALLY LESS THAN THE RATE OF SAID MEANS TO FEED.
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) | 1966-06-17 | 1966-12-17 | 1967-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-17 | 1970-12-17 | 1971-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-17 | 1974-12-17 | 1975-06-18 | $7700.00 | Window Closed / Lapsed |