US3747374A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stretchable tubular fabric
Assignee: Individual
•
Filing: 1971-09-15
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Granted: 1973-07-24
•
Expires: 1991-09-15
Abstract
Abstract A tubular stretchable fabric for use to bind surgical dressings, wounds and the like which includes a first plurality of relatively inelastic stitched warp threads and second plurality of relatively elastic weft threads with each thread being alternately interstitched with adjoining threads of the first plurality of threads to provide rectangular openings which enlarge when the fabric is stretched.
Inventors
- 👤 R Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:36
CPC Classifications
D; D04; D04B; D04B21/00; D04B21/10; D04B21/12; D10; D10B; D10B2509/00; D10B2509/02; D10B2509/028
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
246 words
A stretchable tubular fabric formed by a warp knitting machine having front and back needle beds, said front needle bed including a first set of needles threaded with relatively inelastic threads stitched in chains in accordance with a lapping formula 0-0, 0-2, 2-2, 2-0 and a second set of needles threaded with relatively elastic threads to interknit adjoining chains being formed by said first set of needles in accordance with a lapping formula 4-4, 4-6, 6-6, 6-6, 4-4, 4-6, 2-2, 2-0, 0-0, 0-0, 2-2, 2-0 for forming the front half of the fabric, said back needle bed including a third set of needles threaded with relatively inelastic threads stitched in chains in accordance with a lapping formula 0-2, 2-2, 2-0, 0-0, a fourth set of needles threaded with relatively elastic threads to interknit adjoining chains being formed by said third set of needles in accordance with a lapping formula 4-6, 2-2, 2-0, 0-0, 0-0, 2-2, 2-0, 4-4, 4-6, 6-6, 6-6, 4-4, for forming the front half of the fabric, a first relatively elastic thread interstitching the two edges on one side of the two halves of the fabric in accordance with a lapping formula 2-0, 2-4, 2-2, 2-2, 2-2, 2-2, 2-2, 2-2, 24, 2-0, 0-0, 0-0, 0-0, and a second relatively elastic thread interstitching the twO edges on the other side of the two halves of the fabric in accordance with a lapping formula 2-2, 2-4, 2-0, 2-2, 2-2, 2-2, 2-0, 2-4, 2-2, 2-2, 2-2, 2-2.
Claim 2
Dependent Claim
246 words
A stretchable tubular fabric formed by a warp knitting machine having front and back needle beds, said front needle bed including a first set of needles threaded with relatively inelastic threads stitched in chains in accordance with a lapping formula 0-0, 0-2, 2-2, 2-0 and a second set of needles threaded with relatively elastic threads to interknit adjoining chains being formed by said first set of needles in accordance with a lapping formula 4-4, 4-6, 6-6, 6-6, 4-4, 4-6, 2-2, 2-0, 0-0, 0-0, 2-2, 2-0 for forming the front half of the fabric, said back needle bed including a third set of needles threaded with relatively inelastic threads stitched in chains in accordance with a lapping formula 0-2, 2-2, 2-0, 0-0, a fourth set of needles threaded with relatively elastic threads to interknit adjoining chains being formed by said third set of needles in accordance with a lapping formula 4-6, 2-2, 2-0, 0-0, 0-0, 2-2, 2-0, 4-4, 4-6, 6-6, 6-6, 4-4, for forming the front half of the fabric, a first relatively elastic thread interstitching the two edges on one side of the two halves of the fabric in accordance with a lapping formula 2-0, 2-4, 2-2, 2-2, 2-2, 2-2, 2-2, 2-2, 24, 2-0, 0-0, 0-0, 0-0, and a second relatively elastic thread interstitching the twO edges on the other side of the two halves of the fabric in accordance with a lapping formula 2-2, 2-4, 2-0, 2-2, 2-2, 2-2, 2-0, 2-4, 2-2, 2-2, 2-2, 2-2.
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) | 1976-07-23 | 1977-01-22 | 1977-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-23 | 1981-01-22 | 1981-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-23 | 1985-01-22 | 1985-07-24 | $7700.00 | Window Closed / Lapsed |