US3337389A
Expired / Lapsed
US
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Fabrics
Assignee: Imperial Chemical Industries Ltd
•
Filing: 1963-03-29
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Granted: 1967-08-22
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Expires: 1983-03-29
Abstract
No abstract record available.
Inventors
- 👤 Goulding Geoffrey Leonard
- 👤 Barr Keith Phillip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:02
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/20; D02G1/205; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2922; Y10T428/298; Y10T428/31504; Y10T428/31786; Y10T442/00; Y10T442/30; Y10T442/3065; Y10T442/3089
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
AN ORIENTED SYNTHETIC POLYMER FIBRE ORIENTED ALONG SUBSTANTIALLY THE WHOLE LENGTH THEROF HAVING 5-18 INTERVALS PER INCH THROUGHOUT THE LENGTH THEREOF OF REDUCED DIAMETER COMPARED TO THE REMAINDER OF THE FIBRE BETWEEN SAID INTERVALS, EACH INTERVAL BEING ON THE ORDER OF TWO TIMES THE FIBRE GREATEST DIAMETER IN EXTENT, LENGTHWISE OF THE FIBRE; THE TENACITY OF SAID FIBRE IN SAID INTERVALS BEING WITHIN THE RANGE OF GREATER THAN 1.5 AND LESS THAN 4 GRAMS PER DENIER, THE ENACITYOF SAID FIBER BETWEEN SAID INTERVALS BEING WITHIN THE RANGE OF GREATER THAN 2 2/3 AND NO GREATER THAN 6 GRAMS PER DENIER AND BEING SUBSTANTIALLY GREATER THAN THE TENACITYOF SAID FIBRE IN SAID INTERVALS.
Claim 2
Dependent Claim
112 words
AN ORIENTED SYNTHETIC POLYMER FIBRE ORIENTED ALONG SUBSTANTIALLY THE WHOLE LENGTH THEROF HAVING 5-18 INTERVALS PER INCH THROUGHOUT THE LENGTH THEREOF OF REDUCED DIAMETER COMPARED TO THE REMAINDER OF THE FIBRE BETWEEN SAID INTERVALS, EACH INTERVAL BEING ON THE ORDER OF TWO TIMES THE FIBRE GREATEST DIAMETER IN EXTENT, LENGTHWISE OF THE FIBRE; THE TENACITY OF SAID FIBRE IN SAID INTERVALS BEING WITHIN THE RANGE OF GREATER THAN 1.5 AND LESS THAN 4 GRAMS PER DENIER, THE ENACITYOF SAID FIBER BETWEEN SAID INTERVALS BEING WITHIN THE RANGE OF GREATER THAN 2 2/3 AND NO GREATER THAN 6 GRAMS PER DENIER AND BEING SUBSTANTIALLY GREATER THAN THE TENACITYOF SAID FIBRE IN SAID INTERVALS.
References Cited (Backward Citations)
GB840796A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |