Patent US3626684A successfully refreshed from Google Patents.
US3626684A
Expired / Lapsed
US
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Wool-like acrylic for double knits
Assignee: JAMES P CRAIG JR
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Filing: 1969-05-01
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Granted: 1971-12-14
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Expires: 1989-05-01
Abstract
Abstract A WOOL-LIKE ACRYLIC FIBER BLEND IS PROVIDED WHICH COMPRISES A LOW DENIER FIBER CONSISTING OF AT LEAST 50% OF A BICOMPONENT ACRYLONITRILE POLYMER FIBER AND A HIGH DENIER FIBER CONSISTING OF AN ACRYLONITRILE PLYMER FIBER.
Inventors
- 👤 Louis S Hovis
- 👤 James P Craig Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:31
CPC Classifications
D; D02; D02G; D02G3/00; D02G3/02; D02G3/04; D02G3/045; Y; Y10; Y10S; Y10S57/00; Y10S57/905; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/298
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-12-13 | 1975-06-14 | 1975-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-12-13 | 1979-06-14 | 1979-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-12-13 | 1983-06-14 | 1983-12-14 | $7700.00 | Window Closed / Lapsed |