US2510522A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile treating products and process of making
Assignee: Ellis Foster Co
•
Filing: 1944-12-09
•
Granted: 1950-06-06
•
Expires: 1964-12-09
Abstract
No abstract record available.
Inventors
- 👤 John B Rust
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:51
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/322; C; C08; C08G; C08G12/00; C08G12/02; C08G12/04; C08G12/043; C08G12/046; C08G12/26; C08G12/34; C08G12/40; Y; Y10; Y10S; Y10S8/00; Y10S8/21
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
175 words
A WATER-DISPERSIBLE CHEMICAL PRODUCT ADAPTED FOR TREATING TEXTILES TO IMPART A WATER-REPELLENT EFFECT THERETO WHICH IS STABLE TO DRY CLEANING, COMPRISING A QUATERNARY AMMONIUM COMPOUND FORMED BY HEATING: (A) A TERTIARY AMINE, (B) AN INORGANIC HALOGEN COMPOUND SELECTED FROM THE GROUP CONSISTING OF HYDROGEN CHLORIDE, HYDROGEN BROMIDE, PHOSPHORUS TRICHLORIDE, PHOSPHORUS OXYCHLORIDE, PHOSPHORUS PENTACHLORIDE, THIONYL CHLORIDE AND SULFURYL CHLORIDE, AND (C) A PREFORMED CONDENSATION PRODUCT OF (A) A FATTY ACID AMIDE CONTAINING MORE THAN 9 CARBON ATOMS AND (N) A NITROGENOUS COMPOUND CONTAINING A PLURALITY OF ALKOXYMETHYL RADICALS EACH OF WHICH IS ATTACHED TO A NITROGEN ATOM AND SELECTED FROM THE GROUP CONSISTING OF N-ALKOXYMETHY DERIVATIVES OF UREA AND MELAMINE CONTAINING NO MORE THAN 5 CARBON ATOMS IN EACH ALKOXY GROUP, THE CONDENSATION PRODUCT BEING A SOLUBLE MATERIAL OBTAINED BY HEATING SAID AMIDE AND SAID NITROGENOUS COMPOUND AT REFLUXING TEMPERATURE IN AN ALCOHOL CONTAINING NO MORE THAN 5 CARBON ATOMS UNTIL AT LEAST ONE BUT NOT ALL OF THE ALKOXY GROUPS OF THE N-ALKOXYMETHYL RADICALS HAVE BEEN REPLACED BY ACYLAMIDO GROUPS FROM SAID FATTY ACID AMIDE.
Claim 2
Dependent Claim
175 words
A WATER-DISPERSIBLE CHEMICAL PRODUCT ADAPTED FOR TREATING TEXTILES TO IMPART A WATER-REPELLENT EFFECT THERETO WHICH IS STABLE TO DRY CLEANING, COMPRISING A QUATERNARY AMMONIUM COMPOUND FORMED BY HEATING: (A) A TERTIARY AMINE, (B) AN INORGANIC HALOGEN COMPOUND SELECTED FROM THE GROUP CONSISTING OF HYDROGEN CHLORIDE, HYDROGEN BROMIDE, PHOSPHORUS TRICHLORIDE, PHOSPHORUS OXYCHLORIDE, PHOSPHORUS PENTACHLORIDE, THIONYL CHLORIDE AND SULFURYL CHLORIDE, AND (C) A PREFORMED CONDENSATION PRODUCT OF (A) A FATTY ACID AMIDE CONTAINING MORE THAN 9 CARBON ATOMS AND (N) A NITROGENOUS COMPOUND CONTAINING A PLURALITY OF ALKOXYMETHYL RADICALS EACH OF WHICH IS ATTACHED TO A NITROGEN ATOM AND SELECTED FROM THE GROUP CONSISTING OF N-ALKOXYMETHY DERIVATIVES OF UREA AND MELAMINE CONTAINING NO MORE THAN 5 CARBON ATOMS IN EACH ALKOXY GROUP, THE CONDENSATION PRODUCT BEING A SOLUBLE MATERIAL OBTAINED BY HEATING SAID AMIDE AND SAID NITROGENOUS COMPOUND AT REFLUXING TEMPERATURE IN AN ALCOHOL CONTAINING NO MORE THAN 5 CARBON ATOMS UNTIL AT LEAST ONE BUT NOT ALL OF THE ALKOXY GROUPS OF THE N-ALKOXYMETHYL RADICALS HAVE BEEN REPLACED BY ACYLAMIDO GROUPS FROM SAID FATTY ACID AMIDE.
References Cited (Backward Citations)
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US2374259A
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US2377867A
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US2357273A
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US2344934A
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US2420157A
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US2433802A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-05 | 1953-12-05 | 1954-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-05 | 1957-12-05 | 1958-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-05 | 1961-12-05 | 1962-06-06 | $7700.00 | Window Closed / Lapsed |