US2684346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Latent curing catalysts and compositions containing same
Assignee: Monsanto Chemicals Ltd
•
Filing: 1950-07-29
•
Granted: 1954-07-20
•
Expires: 1970-07-29
Abstract
No abstract record available.
Inventors
- 👤 Ralph F Nickerson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:42
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/423; C; C08; C08K; C08K5/00; C08K5/16; C08K5/17
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
79 words
A TEXTILE FINISHING COMPOSITION CONSISTING ESSENTIALLY OF A WATER SOLUTION OF A WATER-SOLUBLE UREA-FORMALDEHYDE CONDENSATION PRODUCT AND FROM 1 TO 15% BY WEIGHT, BASED ON SAID CONDENSATION PRODUCT, OF A MIXTURE OF A WATER-SOLUBLE SALT OF MONOETHANOLAMINE AND A WATER-SOLUBLE SALT OF DIETHANOLAMINE, THE MONOETHANOLAMINE AND DIETHANOLAMINE BEING PRESENT IN SAID MIXTURE IN A MOL RATIO BETWEEN 3:1 AND 1:3, SAID MIXTURE CONTAINING SUFFICIENT MONOETHANOLAMINE AND DIETHANOLAMINE TO PROVIDE A PH OF 7 TO 9 IN A WATER SOLUTION.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-19 | 1958-01-18 | 1958-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-19 | 1962-01-18 | 1962-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-19 | 1966-01-18 | 1966-07-20 | $7700.00 | Window Closed / Lapsed |