US4379799A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nonwoven fabric having the appearance of apertured, ribbed terry cloth
Assignee: JPMorgan Chase Bank NA
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Filing: 1981-02-20
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Granted: 1983-04-12
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Expires: 2001-02-20
Abstract
Abstract A nonwoven fabric which has the appearance of apertured, ribbed terry cloth is produced by fluid entangling of fibers on a special forming belt.
Inventors
- 👤 Rory A. Holmes
- 👤 Donald V. Skistimas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:51
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/70; D04H1/74; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
97 words
A nonwoven fabric composed of staple fibers, and having the appearance of apertured, ribbed terry cloth, said fabric being characterized by a repeating pattern of spaced, parallel, raised ribs of entangled staple fibers, which ribs extend in one fabric direction, with the ribs being interconnected by spaced bundles of straight unentangled, substantially parallel staple fiber segments, wherein said bundles are substantially parallel to one another and substantially perpendicular to said ribs, wherein adjacent bundles and the ribs which they interconnect define apertures, and wherein said ribs are substantially wholly entangled throughout and appear uniform and substantially nonpatterned.
Claim 2
Dependent Claim
97 words
A nonwoven fabric composed of staple fibers, and having the appearance of apertured, ribbed terry cloth, said fabric being characterized by a repeating pattern of spaced, parallel, raised ribs of entangled staple fibers, which ribs extend in one fabric direction, with the ribs being interconnected by spaced bundles of straight unentangled, substantially parallel staple fiber segments, wherein said bundles are substantially parallel to one another and substantially perpendicular to said ribs, wherein adjacent bundles and the ribs which they interconnect define apertures, and wherein said ribs are substantially wholly entangled throughout and appear uniform and substantially nonpatterned.
Claim 3
Dependent Claim
19 words
The fabric of claim 1 wherein said fabric weighs from about 11/2 to about 6 ounces per square yard.
Claim 4
Dependent Claim
15 words
The fabric of claim 1 or 2 wherein said fabric is made of rayon fibers.
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) | 1986-04-11 | 1986-10-11 | 1987-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-04-11 | 1990-10-11 | 1991-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-04-11 | 1994-10-11 | 1995-04-12 | $7700.00 | Window Closed / Lapsed |