Patent US3404062A successfully refreshed from Google Patents.
US3404062A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bulky fibrous element and process for making the same
Assignee: EIDP Inc
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Filing: 1965-05-21
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Granted: 1968-10-01
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Expires: 1985-05-21
Abstract
No abstract record available.
Inventors
- 👤 Miller Donald Floyd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:44
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/70; D04H1/74; B; B29; B29C; B29C53/00; B29C53/56; B29C53/562; D01; D01G; D01G99/00; D04H1/76; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/29; Y10T428/2904; Y10T428/2909
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A BULKY FIBROUS ELEMENT OF FINITE LENGTH AND OF SUBSTANTIALLY UNIFORM CROSS-SECTIONAL AREA THROUGHOUT ITS LENGTH COMPOSED OF CRIMPED UNTWISTED STAPLE FIBERS HAVING A TOTAL FIBER WEIGHT IN THE RANGE OF FROM ABOUT 150 GRAINS TO ABOUT 1000 GRAINS PER YEARD AND A VARIABLE FIBER DENSITY, SAID FIBERS BEING ORIENTED SUBSTANTIALLY LONGITUDINALLY OF SAID ELEMENT, AND SAID FIBER DENSITY VARYING IN THE DIRECTION OF FIBER ORIENTATION FROM ONE END OF SAID BULKY FIBROUS ELEMENT TO THE OTHER END, THE HIGH DENSITY END BE-
Claim 2
Dependent Claim
83 words
A BULKY FIBROUS ELEMENT OF FINITE LENGTH AND OF SUBSTANTIALLY UNIFORM CROSS-SECTIONAL AREA THROUGHOUT ITS LENGTH COMPOSED OF CRIMPED UNTWISTED STAPLE FIBERS HAVING A TOTAL FIBER WEIGHT IN THE RANGE OF FROM ABOUT 150 GRAINS TO ABOUT 1000 GRAINS PER YEARD AND A VARIABLE FIBER DENSITY, SAID FIBERS BEING ORIENTED SUBSTANTIALLY LONGITUDINALLY OF SAID ELEMENT, AND SAID FIBER DENSITY VARYING IN THE DIRECTION OF FIBER ORIENTATION FROM ONE END OF SAID BULKY FIBROUS ELEMENT TO THE OTHER END, THE HIGH DENSITY END BE-
References Cited (Backward Citations)
US2847717A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-01 | 1972-04-01 | 1972-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-01 | 1976-04-01 | 1976-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-01 | 1980-04-01 | 1980-10-01 | $7700.00 | Window Closed / Lapsed |