US3570270A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Warp knit fabric
Assignee: Individual
•
Filing: 1968-12-26
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Granted: 1971-03-16
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Expires: 1988-12-26
Abstract
Abstract A WRAP KNIT FABRIC IN WHICH WALES OF WRAP STITCHES ARE CONNECTED BY DIAGONAL FLOATS OF PATTERN YARNS WHICH ALSO ANCHOR STANDING THREADS BETWEEN ADJACENT WALES, AND IN WHICH THE FLOAT PORTIONS OF EACH PATTERN YARN ALTERNATINGLY PASS OVER AND UNDER EACH STANDING STRANDS IN PAIRS, THE FLOAT PORTIONS OF EACH PAIR FOLLOWING EACH OTHER WALEWISE. THE FABRIC MAY BE KNITTED ON A RASCHEL MACHINE HAVING A SINGLE NEEDLE BED, A FALL PLATE, AND FOUR GUIDE BARS RESPECTIVELY SUPPLYING YARN FOR THE WRAP STICHES, PATTERN YARNS, AND STANDING THREADS IN A KNITTING CYCLE REQUIRING BUT ONE FORTH-AND-BACK SWING MOVEMENT OF THE GUIDE BAR.
Inventors
- 👤 Peter Koppenburg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:05
CPC Classifications
D; D04; D04B; D04B21/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-15 | 1974-09-14 | 1975-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-15 | 1978-09-14 | 1979-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-15 | 1982-09-14 | 1983-03-16 | $7700.00 | Window Closed / Lapsed |