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US2453013A
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US
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Treatment of yarns or cords comprising cellulose filaments
Assignee: Sumitomo Rubber USA LLC
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Filing: 1945-11-13
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Granted: 1948-11-02
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Expires: 1965-11-13
Abstract
No abstract record available.
Inventors
- 👤 Illingworth James William
- 👤 Pickup Leslie Fielden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:34
CPC Classifications
D; D06; D06M; D06M11/00; D06M11/01; D06M11/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190881A
Cited
US2293825A
Cited
US2173997A
Cited
US2339323A
Cited
US2364467A
Cited
US2325060A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-11-02 | 1952-05-03 | 1952-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-02 | 1956-05-03 | 1956-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-02 | 1960-05-03 | 1960-11-02 | $7700.00 | Window Closed / Lapsed |