Patent US3050823A successfully refreshed from Google Patents.
US3050823A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crimpable regenerated cellulose fibers and yarn
Assignee: Beaunit Mills Inc
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Filing: 1958-10-30
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Granted: 1962-08-28
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Expires: 1978-10-30
Abstract
No abstract record available.
Inventors
- 👤 Woodell Rudolph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:26
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/28; D01D5/30; D01D5/32; D01D5/22; Y; Y10; Y10S; Y10S57/00; Y10S57/905; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2922; Y10T428/2924; Y10T428/2929; Y10T428/2931; Y10T428/2973; Y10T428/298; Y10T428/31504; Y10T428/31971; Y10T428/31975; Y10T428/31978; Y10T428/31986
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
AN INTEGRAL REGENERATED CELLULOSE RAYON FIBER HAVING A CROSS-SECTIONAL WIDTH AT LEAST 8 TIMES THE GENERAL THICKNESS, SAID FIBER CONSISTING ESSENTIALLY OF TWO LONGITUDINAL RIBBON-LIKE COMPONENTS DISPOSED SIDE-BY-SIDE, ONE OF SAID COMPONENTS HAVING A THICK SKIN WHICH CONSTITUTES NOT OVER 80% OF THE CROSS-SECTIONAL AREA, THE OTHER OF SAID COMPONENTS HAVING A THINNER SKIN WHICH CONSTITUTES NOT OVER 64% OF THE CROSS-SECTIONAL AREA, SAID COMPONENTS HAVING DIFFERENT SHRINKAGE POTENTIALS, ONE OF SAID COMPONENTS BEING WRINKLED.
Claim 2
Dependent Claim
75 words
AN INTEGRAL REGENERATED CELLULOSE RAYON FIBER HAVING A CROSS-SECTIONAL WIDTH AT LEAST 8 TIMES THE GENERAL THICKNESS, SAID FIBER CONSISTING ESSENTIALLY OF TWO LONGITUDINAL RIBBON-LIKE COMPONENTS DISPOSED SIDE-BY-SIDE, ONE OF SAID COMPONENTS HAVING A THICK SKIN WHICH CONSTITUTES NOT OVER 80% OF THE CROSS-SECTIONAL AREA, THE OTHER OF SAID COMPONENTS HAVING A THINNER SKIN WHICH CONSTITUTES NOT OVER 64% OF THE CROSS-SECTIONAL AREA, SAID COMPONENTS HAVING DIFFERENT SHRINKAGE POTENTIALS, ONE OF SAID COMPONENTS BEING WRINKLED.
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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) | 1965-08-27 | 1966-02-26 | 1966-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-27 | 1970-02-26 | 1970-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-27 | 1974-02-26 | 1974-08-28 | $7700.00 | Window Closed / Lapsed |