US2946526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous method for winding up yarns
Assignee: Toray Industries Inc
•
Filing: 1956-10-17
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Granted: 1960-07-26
•
Expires: 1976-10-17
Abstract
No abstract record available.
Inventors
- 👤 Kuroiwa Kimio
- 👤 Sone Kosuke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:39
CPC Classifications
B; B65; B65H; B65H67/00; B65H67/04; B65H67/044; B65H67/056; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1959452A
Cited
FR651216A
Cited
US1822018A
Cited
DE507350C
Cited
DE504249C
Cited
US2062707A
Cited
GB719718A
Cited
US2747359A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |