US2375124A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for modifying the dyeing and other properties of cellulosic textile materials
Assignee: Akzo Nobel UK PLC
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Filing: 1942-01-23
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Granted: 1945-05-01
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Expires: 1962-01-23
Abstract
No abstract record available.
Inventors
- 👤 Macgregor James Hutchison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:22
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/44; D06P1/64; D06P1/642; D06P1/649; D06P1/6494; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/423; D06M23/00; D06M23/06; D10; D10B; D10B2201/00; D10B2201/20; D10B2201/28; D10B2401/00; D10B2401/04; D10B2401/041; D10B2401/06; D10B2401/062; D10B2401/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-04-30 | 1948-10-30 | 1949-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-04-30 | 1952-10-30 | 1953-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-04-30 | 1956-10-30 | 1957-05-01 | $7700.00 | Window Closed / Lapsed |