Patent US1899391A successfully refreshed from Google Patents.
Patent US1805419A successfully refreshed from Google Patents.
Patent US3837216A successfully refreshed from Google Patents.
Patent US1563144A successfully refreshed from Google Patents.
Patent US3427647A successfully refreshed from Google Patents.
US3427647A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wrapped yarn product and process for preparing wrapped yarns
Assignee: EIDP Inc
•
Filing: 1968-03-19
•
Granted: 1969-02-11
•
Expires: 1988-03-19
Abstract
No abstract record available.
Inventors
- 👤 Frederick C Field Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:24
CPC Classifications
D; D02; D02G; D02G3/00; D02G3/22; D02G3/38
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-11 | 1972-08-12 | 1973-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-11 | 1976-08-12 | 1977-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-11 | 1980-08-12 | 1981-02-11 | $7700.00 | Window Closed / Lapsed |