Patent US3664381A successfully refreshed from Google Patents.
US3664381A
Expired / Lapsed
US
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Press free textile fabric
Assignee: EIDP Inc
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Filing: 1970-05-22
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Granted: 1972-05-23
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Expires: 1990-05-22
Abstract
Abstract Press-free polyester-cotton fabrics of improved durability are obtained by applying a textile resin only to the yarns that travel in one direction in the textile fabric, e.g., either the warp yarn or the filling yarn.
Inventors
- 👤 William F Ibach
- 👤 Franklin S Looney Jr
- 👤 David C Reitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:10
CPC Classifications
D; D03; D03D; D03D15/00; D03D15/40; D03D15/47; D03D15/20; D03D15/208; D03D15/217; D03D15/225; D03D15/283; D10; D10B; D10B2201/00; D10B2201/01; D10B2201/02; D10B2201/20; D10B2201/22; D10B2201/24; D10B2331/00; D10B2331/04; D10B2501/00; D10B2501/04
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
44 words
The textile fabric of claim 1 wherein the yarns of both fabric directions are comprised of a blend of about 50 to about 65% by weight of said synthetic polyester fibers and from about 50 to about 35% by weight of said cellulosic fibers.
Claim 2
Dependent Claim
20 words
The textile fabric of claim 2 wherein said synthetic polyester fibers are poly(ethylene terephthalate) and said cellulosic fibers are cotton.
Claim 3
Dependent Claim
13 words
The textile fabric of claim 1, the treated yarn being comprised of cotton.
Claim 4
Dependent Claim
11 words
The textile fabric of claim 1, said cellulosic fibers being rayon.
Claim 5
Dependent Claim
63 words
A press-free textile fabric of improved durability composed of warp yarn and filling yarn, said yarns being comprised of a blend of synthetic polyester fibers and natural cellulosic fibers, the yarn of one fabric direction being treated with a textile resin, the yarn of the other fabric direction being untreated with said resin and being predominant on the wear surface of the fabric.
Claim 6
Dependent Claim
14 words
The fabric of claim 6 wherein the warp yarns are treated with said resin.
Claim 7
Dependent Claim
14 words
The fabric of claim 6 wherein the filling yarns are treated with said resin.
Claim 8
Dependent Claim
16 words
The fabric of claim 6 wherein the yarns are a blend of cotton and poly(ethylene terephthalate).
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Cited
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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) | 1975-05-23 | 1975-11-22 | 1976-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-23 | 1979-11-22 | 1980-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-23 | 1983-11-22 | 1984-05-23 | $7700.00 | Window Closed / Lapsed |