Patent US3199284A successfully refreshed from Google Patents.
US3199284A
Expired / Lapsed
US
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Process for making yarn from a thermoplastic strip
Assignee: Ernest Seragg & Sons Ltd
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Filing: 1963-07-25
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Granted: 1965-08-10
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Expires: 1983-07-25
Abstract
No abstract record available.
Inventors
- 👤 Seragg Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:13
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/42; D01D5/426; D02; D02G; D02G3/00; D02G3/02; D02G3/06; Y; Y10; Y10S; Y10S57/00; Y10S57/907
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
57 words
A PROCESS FOR MANUFACTURING A TEXTILE YARN, COMPRISING THE STEPS OF FORMING IN AN ELONGATED THERMOPLASTIC STRIP OF FILAMENT-FORMING MATERIAL A PLURALITY OF ELONGATED PARALLEL SLITS; DRAWING THE SLITTED STRIP; EXTENDING THE THUS-DRAWN STRIP TRANSVERSELY; BREAKING SOME OF THE PORTION OF THE STRIP WHICH EXTEND BETWEEN PAIRS OF ADJOINING SLITS THEREOF; AND THEN TWISTING THE ELONGATED STRIP.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |