US3218654A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for continuous mottletreatment of yarns
Assignee: Toray Industries Inc
•
Filing: 1962-11-05
•
Granted: 1965-11-23
•
Expires: 1982-11-05
Abstract
No abstract record available.
Inventors
- 👤 Yano Shiro
- 👤 Kawarabayashi Eizaburo
- 👤 Morokawa Takuji
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:45
CPC Classifications
D; D06; D06B; D06B11/00; D06B11/002; D06B11/0026
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1175538A
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US1240625A
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US1532559A
Cited
US1575234A
Cited
US1651167A
Cited
US1992259A
Cited
US2247716A
Cited
US2694307A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |