US3227511A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods of forming woven stretchable fabrics
Assignee: Kendall Co
•
Filing: 1963-05-03
•
Granted: 1966-01-04
•
Expires: 1983-05-03
Abstract
No abstract record available.
Inventors
- 👤 Norman L Seltzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:01
CPC Classifications
D; D03; D03D; D03D15/00; D03D15/50; D03D15/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
A METHOD OF MAKING A WOVEN STRETCHABLE FABRIC HAVING THE CHARACTERISTICS, IN THE DRY STATE, OF SUBSTANTIAL STRETCHABILITY AND RECOVERABILITY COMPRISING THE STEPS OF INTERWEAVING GROUPS OF NON-STRETCHABLE TWISTED WARP AND FILLING YARNS FORMED OF STAPLE FIBERS TO FORM A WOVEN FABRIC OF PREDETERMINED DIMENSIONS WHICH HAS A COVER FACTOR OF AT LEAST EIGHT IN BOTH WARP AND FILLING DIRECTIONS, TREATING THE FABRIC TO REDUCE THE DIMENTSIONS IN AT LEAST ONE DIRECTION CORRESPONDING WITH THE WOVEN DIRECTION OF ONE GROUP OF YARNS AND TO SIMULTANEOUSLY CRIMP THE YARNS OF THIS GROUP WITH THE REDUCED FABRIC BEING FREE OF WRINKLES AND THE LIKE, THE TWIST MULTIPLE OF THE YARNS OF THIS ONE GROUP BEING WITHIN THE RANGE OF 3.5 TO 7, WITH THE TWIST OF THE YARNS OF SAID ONE GROUP AND THE INTERWEAVING THEREOF RELATIVE TO THE YARNS IN THE OTHER GROUP PERMITTING SUFFICIENT REDUCTION OF THE FABRIC AND SUFFICIENT
Claim 2
Independent Claim
150 words
A METHOD OF MAKING A WOVEN STRETCHABLE FABRIC HAVING THE CHARACTERISTICS, IN THE DRY STATE, OF SUBSTANTIAL STRETCHABILITY AND RECOVERABILITY COMPRISING THE STEPS OF INTERWEAVING GROUPS OF NON-STRETCHABLE TWISTED WARP AND FILLING YARNS FORMED OF STAPLE FIBERS TO FORM A WOVEN FABRIC OF PREDETERMINED DIMENSIONS WHICH HAS A COVER FACTOR OF AT LEAST EIGHT IN BOTH WARP AND FILLING DIRECTIONS, TREATING THE FABRIC TO REDUCE THE DIMENTSIONS IN AT LEAST ONE DIRECTION CORRESPONDING WITH THE WOVEN DIRECTION OF ONE GROUP OF YARNS AND TO SIMULTANEOUSLY CRIMP THE YARNS OF THIS GROUP WITH THE REDUCED FABRIC BEING FREE OF WRINKLES AND THE LIKE, THE TWIST MULTIPLE OF THE YARNS OF THIS ONE GROUP BEING WITHIN THE RANGE OF 3.5 TO 7, WITH THE TWIST OF THE YARNS OF SAID ONE GROUP AND THE INTERWEAVING THEREOF RELATIVE TO THE YARNS IN THE OTHER GROUP PERMITTING SUFFICIENT REDUCTION OF THE FABRIC AND SUFFICIENT
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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) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |