US3552155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Warp knit fabric and method
Assignee: PENN ELASTIC CO
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Filing: 1969-06-06
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Granted: 1971-01-05
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Expires: 1989-06-06
Abstract
Abstract A WARP KNIT FABRIC FOR LADIES'' FIGURE CONTROL GARMENTS HAVING A SATIN SURFACE EFFECT AND A METHOD OF MAKING SAME COMPRISING INTERLACING ELASTIC YARN SO THAT AT LEAST TWO STRANDS THEROF PASS UNDER THE OUTER LEGS OF A NON-ELASTIC BASE YARN OF TWO ADJACENT COURSES AND REPEATING SAID INTERLACING STEPS AFTER EVERY THREE SUBSEQUENT COURSES OF THE BASE YARN.
Inventors
- 👤 Hans Hartung
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:35
CPC Classifications
D; D04; D04B; D04B21/00; D04B21/14; D04B21/18
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) | 1974-01-04 | 1974-07-06 | 1975-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-04 | 1978-07-06 | 1979-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-04 | 1982-07-06 | 1983-01-05 | $7700.00 | Window Closed / Lapsed |