US2406454A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of paper or textile fabrics
Assignee: Imperial Chemical Industries Ltd
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Filing: 1944-03-08
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Granted: 1946-08-27
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Expires: 1964-03-08
Abstract
No abstract record available.
Inventors
- 👤 Charlton William
- 👤 Jarrett Stanley Graham
- 👤 Walker Eric Everard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:06
CPC Classifications
B; B05; B05D; B05D7/00; B05D7/24; B05D7/26; D; D06; D06M; D06M14/00; D06M14/02; D06M14/08; D21; D21H; D21H17/00; D21H17/03; D21H17/05; D21H17/18; D21H17/19
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) | 1949-08-26 | 1950-02-25 | 1950-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-08-26 | 1954-02-25 | 1954-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-08-26 | 1958-02-25 | 1958-08-27 | $7700.00 | Window Closed / Lapsed |