Patent US2698264A successfully refreshed from Google Patents.
US2698264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of textile materials
Assignee: Monsanto Chemicals Ltd
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Filing: 1951-02-24
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Granted: 1954-12-28
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Expires: 1971-02-24
Abstract
No abstract record available.
Inventors
- 👤 George E Niles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:02
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/263
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
THE METHOD OF FINISHING A TEXTILE MATERIAL WHICH COMPRISING TREATING THE MATERIAL WITH A AQUEOUS DISPERSION OF (1) A SALT OF COPOLYMER OF A SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF STYRENE, METHYL STYRENE, BUTYL STYRENE AND CHLOR STYRENE WITH A SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF MALEIC, SAID ANHYDRIDE AND THE HALF ESTER OF ISOPROPYL MALEATE, SAID SALT AMINE SALTS, AND (2) THE GROUP CONSISTING OF ALKALI AND AMINE SALTS, AND (2) FROM ABOUT 5 TO 30% BY WEIGHT, BASED ON THE SALT OF THE COPOLYMER, OF CALCIUM CARBONATE, SAID DISPERSION BEING SUPPLIED IN AN AMOUNT SUFFICIENT TO PROVIDE FROM ABOUT 1 TO 10% BY WEIGHT OF THE SALT OF THE COPOLUMER, BASED ON THE MATERIAL, AND FROM ABOUT 5 TO 30% BY WEIGHT OF SAID CALCIUM CARBONATE BASED IN THE SALT OF THE COPOLYMER, AND THEN DRYING THE MATERIAL AT A TEMPERATURE OF 180 TO 300 F. TO FORM THE INSOLUBLE CALCIUM SALT OF SAID COPOLYMER.
Claim 2
Independent Claim
159 words
THE METHOD OF FINISHING A TEXTILE MATERIAL WHICH COMPRISING TREATING THE MATERIAL WITH A AQUEOUS DISPERSION OF (1) A SALT OF COPOLYMER OF A SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF STYRENE, METHYL STYRENE, BUTYL STYRENE AND CHLOR STYRENE WITH A SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF MALEIC, SAID ANHYDRIDE AND THE HALF ESTER OF ISOPROPYL MALEATE, SAID SALT AMINE SALTS, AND (2) THE GROUP CONSISTING OF ALKALI AND AMINE SALTS, AND (2) FROM ABOUT 5 TO 30% BY WEIGHT, BASED ON THE SALT OF THE COPOLYMER, OF CALCIUM CARBONATE, SAID DISPERSION BEING SUPPLIED IN AN AMOUNT SUFFICIENT TO PROVIDE FROM ABOUT 1 TO 10% BY WEIGHT OF THE SALT OF THE COPOLUMER, BASED ON THE MATERIAL, AND FROM ABOUT 5 TO 30% BY WEIGHT OF SAID CALCIUM CARBONATE BASED IN THE SALT OF THE COPOLYMER, AND THEN DRYING THE MATERIAL AT A TEMPERATURE OF 180 TO 300 F. TO FORM THE INSOLUBLE CALCIUM SALT OF SAID COPOLYMER.
References Cited (Backward Citations)
US1976679A
Cited
US2356879A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-27 | 1958-06-28 | 1958-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-27 | 1962-06-28 | 1962-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-27 | 1966-06-28 | 1966-12-28 | $7700.00 | Window Closed / Lapsed |