Patent US3555802A successfully refreshed from Google Patents.
US3555802A
Expired / Lapsed
US
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Open end roving,spinning,and spinning and twisting machines
Assignee: Individual
•
Filing: 1969-12-08
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Granted: 1971-01-19
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Expires: 1989-12-08
Abstract
Abstract AN OPEN END ROVING, SPINNING, AND SPINNING AND TWISTING MACHINE IN WHICH A TWIST BELT OR TWIST DRUM OR TWIST DRUMS COOPERATES WITH AN ELONGATE TWIST NEEDLE ALONG THE LENGTH OF WHICH DRAFTED LENGTHS OF FIBROUS MATERIAL ARE DELIVERED SEQUENTIALLY SO THAT THE FIBROUS MATERIAL WILL BE LOADED AND WOUND UPON THE TWIST NEEDLE AND THEN PASSED TO DELIVERY ROLLS FOR REMOVING THE FIBROUS MATERIAL AS A CONTINUOUS LENGTH FROM THE TWIST NEEDLE WHILE IMPARTING TWIST THERETO.
Inventors
- 👤 Daniel W Maxham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:27
CPC Classifications
D; D01; D01H; D01H1/00; D01H1/11; D01H4/00; D01H4/04; D01H4/06
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) | 1974-01-18 | 1974-07-20 | 1975-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-18 | 1978-07-20 | 1979-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-18 | 1982-07-20 | 1983-01-19 | $7700.00 | Window Closed / Lapsed |