Patent US1895243A successfully refreshed from Google Patents.
US1895243A
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US
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Method of coloring textile materials and product thereof
Assignee: Celanese Corp
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Filing: 1929-03-15
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Granted: 1933-01-24
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Expires: 1949-03-15
Abstract
No abstract record available.
Inventors
- 👤 Robert G Dort
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:41
CPC Classifications
D; D06; D06P; D06P5/00; D06P5/003; D06P5/007; D06P5/008; D06B; D06B1/00; D06B1/02; D06B1/08; D06B11/00; D06B11/0056; D06B11/0059; D06B11/0076; D06P1/00; D06P1/0044; D06P5/004; D06B2700/00; D06B2700/04; Y; Y10; Y10S; Y10S8/00; Y10S8/92; Y10S8/921
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) | 1936-01-24 | 1936-07-25 | 1937-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-01-24 | 1940-07-25 | 1941-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-01-24 | 1944-07-25 | 1945-01-24 | $7700.00 | Window Closed / Lapsed |