US2426770A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile finishing composition comprising a methoxymethyl melamine and an aliphatic alcohol having at least eight carbon atoms
Assignee: Wyeth Holdings LLC
•
Filing: 1942-02-07
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Granted: 1947-09-02
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Expires: 1962-02-07
Abstract
No abstract record available.
Inventors
- 👤 Grim John Marshall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:49
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/423; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2762
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB486577A
Cited
US2197375A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-09-01 | 1951-03-03 | 1951-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-09-01 | 1955-03-03 | 1955-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-09-01 | 1959-03-03 | 1959-09-02 | $7700.00 | Window Closed / Lapsed |