Patent US2602285A successfully refreshed from Google Patents.
US2602285A
Expired / Lapsed
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Process of producing crepeable yarn
Assignee: EIDP Inc
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Filing: 1949-11-30
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Granted: 1952-07-08
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Expires: 1969-11-30
Abstract
No abstract record available.
Inventors
- 👤 Woodell Rudolph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:40
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/18; D10; D10B; D10B2201/00; D10B2201/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A PROCESS FOR THE PRODUCTION OF A REGENERATED CELLULOSE SPUN YARN HAVING CREPING PROPERTIES WHICH COMPRISES SIMULTANEOUSLY SPINNING AND COMBINING TO A SINGLE SPUN YARN ON A DIRECT SPINNER A PLURALITY OF CONTINUOUS FILAMENT YARNS, AT LEAST ONE YARN OF WHICH HAS HIGH ORIENTATION AND HIGH CRYSTALLINITY AND LOW PERCENTAGE SHRINKAGE AND AT LEAST ONE OF WHICH HAS LOW ORIENTATION AND LOW CRYSTALLINITY AND HIGHER PERCENTAGE SHRINKAGE.
Claim 2
Dependent Claim
67 words
A PROCESS FOR THE PRODUCTION OF A REGENERATED CELLULOSE SPUN YARN HAVING CREPING PROPERTIES WHICH COMPRISES SIMULTANEOUSLY SPINNING AND COMBINING TO A SINGLE SPUN YARN ON A DIRECT SPINNER A PLURALITY OF CONTINUOUS FILAMENT YARNS, AT LEAST ONE YARN OF WHICH HAS HIGH ORIENTATION AND HIGH CRYSTALLINITY AND LOW PERCENTAGE SHRINKAGE AND AT LEAST ONE OF WHICH HAS LOW ORIENTATION AND LOW CRYSTALLINITY AND HIGHER PERCENTAGE SHRINKAGE.
References Cited (Backward Citations)
US2517946A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-08 | 1956-01-07 | 1956-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-08 | 1960-01-07 | 1960-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-08 | 1964-01-07 | 1964-07-08 | $7700.00 | Window Closed / Lapsed |