Patent US3058290A successfully refreshed from Google Patents.
US3058290A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Artificial textile products
Assignee: Acordis UK Ltd
•
Filing: 1957-01-15
•
Granted: 1962-10-16
•
Expires: 1977-01-15
Abstract
No abstract record available.
Inventors
- 👤 Gibbins Leslie Brisbane
- 👤 Riley Reginald Henry John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:35
CPC Classifications
D; D03; D03D; D03D15/00; D03D15/20; D03D15/208; D03D15/225; D03D15/30; D03D15/37; D03D15/40; D03D15/41; D10; D10B; D10B2201/00; D10B2201/20; D10B2201/22; D10B2201/24; D10B2201/28; D10B2331/00; D10B2331/02; D10B2331/04; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2973; Y10T428/298
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A YARN CONSISTING OF CONTINUOUS FILAMENTS IN WHICH YARN SOME OF THE FILAMENTS ARE UNIFORMLY FINE AND SOME ARE UNIFORMLY COARSE, THE FINER FILAMENTS BEING FROM 1/3 TO 1/8 OF THE FILAMENT DENIER OF THE COARSER FILAMENTS AND AT LEAST TWICE AS NUMEROUS, THE RATIO OF THE TOTAL DENIER OF THE FINER FILAMENTS TO THE TOTAL DENIER OF THE COARSER FILAMENTS IS BETWEEN 2:1 AND 1:2, AND THE COARSER FILAMENTS HAVE AN ELONGATED CROSS SECTIONAL SHAPE HAVING A LENGTH-TO-BREADTH RATIO OF AT LEAST 5:2.
Claim 2
Dependent Claim
84 words
A YARN CONSISTING OF CONTINUOUS FILAMENTS IN WHICH YARN SOME OF THE FILAMENTS ARE UNIFORMLY FINE AND SOME ARE UNIFORMLY COARSE, THE FINER FILAMENTS BEING FROM 1/3 TO 1/8 OF THE FILAMENT DENIER OF THE COARSER FILAMENTS AND AT LEAST TWICE AS NUMEROUS, THE RATIO OF THE TOTAL DENIER OF THE FINER FILAMENTS TO THE TOTAL DENIER OF THE COARSER FILAMENTS IS BETWEEN 2:1 AND 1:2, AND THE COARSER FILAMENTS HAVE AN ELONGATED CROSS SECTIONAL SHAPE HAVING A LENGTH-TO-BREADTH RATIO OF AT LEAST 5:2.
References Cited (Backward Citations)
US2058551A
Cited
US2262872A
Cited
US2302555A
Cited
US2271184A
Cited
US2369395A
Cited
US2433325A
Cited
US2373892A
Cited
US2461094A
Cited
US2520502A
Cited
US2831748A
Cited
US2750653A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-15 | 1966-04-16 | 1966-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-15 | 1970-04-16 | 1970-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-15 | 1974-04-16 | 1974-10-16 | $7700.00 | Window Closed / Lapsed |