US3127658A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Worsted stretch fabric and process for manufacturing same
Assignee: Burlington Industries Inc
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Filing: 1962-02-15
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Granted: 1964-04-07
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Expires: 1982-02-15
Abstract
No abstract record available.
Inventors
- 👤 Gliksmann David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:45
CPC Classifications
D; D02; D02G; D02G3/00; D02G3/22; D02G3/32; D02G3/326; Y; Y10; Y10T; Y10T442/00; Y10T442/30; Y10T442/3008
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
149 words
THE METHOD OF PREPARING A STRETCH FABRIC WHICH COMPRISES PROVIDING AN END OF WORSTED YARN HAVING AN APPROPRIATE YARN COUNT AND GRADE NUMBER AND A SPUN TWIST IN THE S DIRECTION, PROVIDING ANOTHER END OF WORSTED YARN HAVING ESSENTIALLY THE SAME YARN COUNT, GRADE NUMBER AND SPUN TWIST IN THE Z DIRECTION, TWISTING SAID TWO ENDS TOGETHER BY APPLYING A PLY TWIST IN EITHER THE S OR Z DIRECTION SUBSTANTIALLY EQUAL TO THE ORIGINAL NUMBER OF TURNS IN SAID ENDS BEFORE PLYING, THEREAFTER WEAVING A FABRIC USING SAID PLIED YARN AS THE FILLING YARN WITH THE WARP YARN BEING REEDED OUT SO THAT SAID FILLING YARN IS PROVIDED SPACE TO BULK WHEN THE RESULTING FABRIC IS RELAXED AND THEREAFTER FINISHING SAID FABRIC IN THE COMPLETELY RELAXED CONDITION, THE SUM OF THE AVERAGE PICKS AND ENDS PER INCH OF THE WOVEN FABRIC BEING NOT GREATER THAN M=(((X**1/2)(Y)(1-B))/(Y+N)) X 2 WHEREIN:
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) | 1967-04-07 | 1967-10-07 | 1968-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-07 | 1971-10-07 | 1972-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-07 | 1975-10-07 | 1976-04-07 | $7700.00 | Window Closed / Lapsed |