US2475672A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing a textile fabric having the two sides thereof in differing colors
Assignee: Celanese Corp
•
Filing: 1944-09-14
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Granted: 1949-07-12
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Expires: 1964-09-14
Abstract
No abstract record available.
Inventors
- 👤 Mellor Albert
- 👤 Mann Ralph James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:47
CPC Classifications
D; D06; D06M; D06M11/00; D06M11/32; D06M11/36; D06M11/38; D06M11/385; D06P; D06P1/00; D06P1/0096; D06P3/00; D06P3/34; D06P3/40; D06P5/00; D06P5/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US646379A
Cited
US1266955A
Cited
GB346544A
Cited
US2020698A
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US2068770A
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US2145364A
Cited
US2248048A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-11 | 1953-01-10 | 1953-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-11 | 1957-01-10 | 1957-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-11 | 1961-01-10 | 1961-07-12 | $7700.00 | Window Closed / Lapsed |