US3598514A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods of applying soil-release compositions to textile materials
Assignee: JP Stevens and Co Inc
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Filing: 1969-02-27
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Granted: 1971-08-10
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Expires: 1989-02-27
Abstract
Abstract TEXTILE MATERIALS CONTAINING SUBSTANTIAL PROPORTIONS OF CELLULOSIC AND/OR HYDROPHOBIC CONSITUENTS ARE PROVIDED WITH BOTH DURABLE-PRESS AND SOIL-RELEASE PROPERTIES BY DEPOSITING ON SAID TEXTILE MATERIALS ACID CATALYZED DURABLEPRESS RESIN PRECURSOR; POLYETHER DERIVATIVE SELECTED FROM THE GROUP CONSISTING OF POLYALKYLENE GLCOLS, THE MONOAND DI-FATTY ACID ESTES OF POLYALKYLENE GLYCOLS, AND THE MONO- AND DI-ALKYL ETHERS OF POLYALKYLENE GLYCOLS, AND THEIR MIXTURES; FLUOROCARBON POLYMER, AND A CATALYTIC QUANTITY OF ACIDIC CATALYST. THE FLUOROCARBON POLYMER CONTAINS HIGHLY FLUORINATED OLEPHOBIC AND HYDROPHOBIC PORTIONS AND NONFLUORINATED HYDROPHILIC PORTIONS.
Inventors
- 👤 Stephen B Sello
- 👤 Ildo Emil Pensa
- 👤 Bipinchandra R Shukla
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:58
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/423; D06M15/427; D06M15/21; D06M15/263; D06M15/277; D06M15/53
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-08-09 | 1975-02-08 | 1975-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-09 | 1979-02-08 | 1979-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-09 | 1983-02-08 | 1983-08-10 | $7700.00 | Window Closed / Lapsed |