US3543359A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing multicolored yarn
Assignee: Fred Whitaker Co
•
Filing: 1967-08-25
•
Granted: 1970-12-01
•
Expires: 1987-08-25
Abstract
No abstract record available.
Inventors
- 👤 Ralph Whitaker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:19
CPC Classifications
D; D06; D06B; D06B11/00; D06B11/002; D06B11/0036; D02; D02G; D02G3/00; D02G3/22; D02G3/34; D02G3/346; D06B11/0056; D06B2700/00; D06B2700/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA695407A
Cited
GB396219A
Cited
US2904954A
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US3012303A
Cited
US3241906A
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US3102322A
Cited
US3305911A
Cited
US3263298A
Cited
US3335478A
Cited
US3434189A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-30 | 1974-06-01 | 1974-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-30 | 1978-06-01 | 1978-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-30 | 1982-06-01 | 1982-12-01 | $7700.00 | Window Closed / Lapsed |