Patent US3051674A successfully refreshed from Google Patents.
US3051674A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile finishing composition comprising an aqueous dispersion of the interaction product of urea, formaldehyde, a fatty acid amide and a primary amine
Assignee: QUAKER CHEMICAL PRODUCTS Corp
•
Filing: 1959-05-25
•
Granted: 1962-08-28
•
Expires: 1979-05-25
Abstract
No abstract record available.
Inventors
- 👤 Bernard H Kress
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:38
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/423
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A TEXTILE FINISHING COMPOSITION COMPRISING AN AQUEOUS DISPERSION OF THE PRODUCTS OF INTERACTION AT REFLUX TEMPERATURE OF (A) AN AMIDE OF A LONG CHAIN FATTY ACID HAVING 8 TO 35 CARBON ATOMS, (B) FORMALDEHYDE, (C) UREA AND (D) A SATURATED PRIMARY AMINE CONTAINING NOT MORE THAN TWO AMINO GROUPS IN WHICH THE NH2 GROUPS ARE ATTACHED TO A RADICAL SELECTED FROM THE GROUP CONSISTING OF MONOVALENT AND DIVALENT HYDROCARBON RADICALS HAVING NOT MORE THAN FOUR CARBON ATOMS FOR EACH AMINO GROUP ATTACHED THERETO, MONOVALENT AND DIVALENT RADICALS HAVING NOT MORE THAN FOUR CARBON ATOMS AND HAVING ONE HYDROXYL SUBSTANTIALLY, RADICALS HAVING NOT MORE THAN FOUR CARBON ATOMS AND HAVING A POLYETHER SUBSTITUTENT OF THE FORMULA HO(CH2CH2O)X-WHERE X IS AN INTEGER FROM 1 TO 10, AND RADICALS OF THE FORMULA
Claim 2
Dependent Claim
129 words
A TEXTILE FINISHING COMPOSITION COMPRISING AN AQUEOUS DISPERSION OF THE PRODUCTS OF INTERACTION AT REFLUX TEMPERATURE OF (A) AN AMIDE OF A LONG CHAIN FATTY ACID HAVING 8 TO 35 CARBON ATOMS, (B) FORMALDEHYDE, (C) UREA AND (D) A SATURATED PRIMARY AMINE CONTAINING NOT MORE THAN TWO AMINO GROUPS IN WHICH THE NH2 GROUPS ARE ATTACHED TO A RADICAL SELECTED FROM THE GROUP CONSISTING OF MONOVALENT AND DIVALENT HYDROCARBON RADICALS HAVING NOT MORE THAN FOUR CARBON ATOMS FOR EACH AMINO GROUP ATTACHED THERETO, MONOVALENT AND DIVALENT RADICALS HAVING NOT MORE THAN FOUR CARBON ATOMS AND HAVING ONE HYDROXYL SUBSTANTIALLY, RADICALS HAVING NOT MORE THAN FOUR CARBON ATOMS AND HAVING A POLYETHER SUBSTITUTENT OF THE FORMULA HO(CH2CH2O)X-WHERE X IS AN INTEGER FROM 1 TO 10, AND RADICALS OF THE FORMULA
References Cited (Backward Citations)
US2547728A
Cited
US2617744A
Cited
US2693460A
Cited
US2923698A
Cited
US2944921A
Cited
US2917411A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-27 | 1966-02-26 | 1966-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-27 | 1970-02-26 | 1970-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-27 | 1974-02-26 | 1974-08-28 | $7700.00 | Window Closed / Lapsed |