US2986868A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of composite yarns
Assignee: Akzo Nobel UK PLC
•
Filing: 1957-03-20
•
Granted: 1961-06-06
•
Expires: 1977-03-20
Abstract
No abstract record available.
Inventors
- 👤 Tallis Ernest Edward
- 👤 Reeves Eric Valentine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:34
CPC Classifications
D; D02; D02G; D02G3/00; D02G3/22; D02G3/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1976201A
Cited
US2020907A
Cited
US2079524A
Cited
DE625782C
Cited
US2138954A
Cited
US2304212A
Cited
US2854812A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-05 | 1964-12-05 | 1965-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-05 | 1968-12-05 | 1969-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-05 | 1972-12-05 | 1973-06-06 | $7700.00 | Window Closed / Lapsed |