Patent US2519347A successfully refreshed from Google Patents.
US2519347A
Expired / Lapsed
US
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Process for forming yarns
Assignee: Individual
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Filing: 1948-06-03
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Granted: 1950-08-22
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Expires: 1968-06-03
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert Burgess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:17
CPC Classifications
D; D02; D02G; D02G3/00; D02G3/22; D02G3/34; D02G3/346
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
IN THE COTTON SYSTEM FOR FORMING YARN FROM STAPLE FIBERS OF COTTON OR RAYON, THE PROCESS OF FORMING YARN IN WHICH DYED FIBERS ARE INTERMINGLED AND BLENDED WITH UNDYED FIBERS WHICH COMPRISES FORMING STRANDS OF ROVING FROM UNDYED FIBERS, DYEING SAID STRANDS OF ROVING, FORMING STRANDS OF SLIVER FROM UNDYED FIBERS, DOUBLING AND DRAWING AT LEAST ONE OF SAID STRANDS OF DYED ROVING WITH AT LEAST ONE STRAND OF UNDYED SILVER TO FORM A STRAND IN WHICH THE DYED FIBERS ARE INTERMINGLED WITH THE UNDYED FIBERS, THEREAFTER DOUBLING AND DRAWING SAID STRAND WITH AT LEAST ONE OTHER SIMILAR STRAND TO INCREASE THE THOROUGHNESS OF THE INTERMINGLING, AND FINALLY SPINNING SAID STRANDS TO FORM YARN.
Claim 2
Dependent Claim
114 words
IN THE COTTON SYSTEM FOR FORMING YARN FROM STAPLE FIBERS OF COTTON OR RAYON, THE PROCESS OF FORMING YARN IN WHICH DYED FIBERS ARE INTERMINGLED AND BLENDED WITH UNDYED FIBERS WHICH COMPRISES FORMING STRANDS OF ROVING FROM UNDYED FIBERS, DYEING SAID STRANDS OF ROVING, FORMING STRANDS OF SLIVER FROM UNDYED FIBERS, DOUBLING AND DRAWING AT LEAST ONE OF SAID STRANDS OF DYED ROVING WITH AT LEAST ONE STRAND OF UNDYED SILVER TO FORM A STRAND IN WHICH THE DYED FIBERS ARE INTERMINGLED WITH THE UNDYED FIBERS, THEREAFTER DOUBLING AND DRAWING SAID STRAND WITH AT LEAST ONE OTHER SIMILAR STRAND TO INCREASE THE THOROUGHNESS OF THE INTERMINGLING, AND FINALLY SPINNING SAID STRANDS TO FORM YARN.
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) | 1953-08-21 | 1954-02-20 | 1954-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-21 | 1958-02-20 | 1958-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-21 | 1962-02-20 | 1962-08-22 | $7700.00 | Window Closed / Lapsed |