US3564873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for slitting panty hose
Assignee: Textile Metals and Plastics Inc
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Filing: 1968-07-30
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Granted: 1971-02-23
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Expires: 1988-07-30
Abstract
Abstract THIS INVENTION IS DIRECTED TO THE MANUFACTURE OF PANTY HOSIERY FOR LADIES, AND MORE PARTICULARLY TO AN IMPROVED METHOD AND APPARATUS WHEREBY A PORTION OF EACH STOCKING IS SLIT DURING THE KNITTING PROCESS, RATHER THAN IN A SEPARATE OPERATION AFTER THE KNITTING IS COMPLETED.
Inventors
- 👤 Frank T Beane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:38
CPC Classifications
D; D04; D04B; D04B15/00; D04B15/32; D04B15/34; D04B15/06; D04B35/00; D04B35/34
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) | 1974-02-22 | 1974-08-24 | 1975-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-22 | 1978-08-24 | 1979-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-22 | 1982-08-24 | 1983-02-23 | $7700.00 | Window Closed / Lapsed |