US2493381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for crease-proofing textiles
Assignee: UNITED STATES FINISHING Co
•
Filing: 1947-07-01
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Granted: 1950-01-03
•
Expires: 1967-07-01
Abstract
No abstract record available.
Inventors
- 👤 Balassa Ladislaus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:30
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/423
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
THE PROCESS OF CREASE-PROOFING TEXTILE FABRICS WHICH COMPRISES APPLYING TO A FABRIC AN AQUEOUS SOLUTION OF A THERMOSETTING POLYMERIZABLE RESIN, APPLYING TO THE SIAD FABRIC CONTAINING THE RESIN SOLUTION A DISCONTINOUS LAYER OF SOLID WATER-INSOLUBLE FINELY DIVIDED HYDROPHILLIC MATERIAL, INTIMATELY MIXING THE FINELY DIVIDED MATERIAL WITH THE EXCESS SOLUTION ON THE SURFACE OF THE FABRIC, THEREAFTER REMOVING SAID MIXTURE WHEREBY THE FABRIC IS CLEARED OF ANY FREE EXCESS RESIN SOLUTION, AND INSOLUBILIZING THE RESIN IN THE PRESENCE OF AN ACID CATALYST.
Claim 2
Dependent Claim
81 words
THE PROCESS OF CREASE-PROOFING TEXTILE FABRICS WHICH COMPRISES APPLYING TO A FABRIC AN AQUEOUS SOLUTION OF A THERMOSETTING POLYMERIZABLE RESIN, APPLYING TO THE SIAD FABRIC CONTAINING THE RESIN SOLUTION A DISCONTINOUS LAYER OF SOLID WATER-INSOLUBLE FINELY DIVIDED HYDROPHILLIC MATERIAL, INTIMATELY MIXING THE FINELY DIVIDED MATERIAL WITH THE EXCESS SOLUTION ON THE SURFACE OF THE FABRIC, THEREAFTER REMOVING SAID MIXTURE WHEREBY THE FABRIC IS CLEARED OF ANY FREE EXCESS RESIN SOLUTION, AND INSOLUBILIZING THE RESIN IN THE PRESENCE OF AN ACID CATALYST.
References Cited (Backward Citations)
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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) | 1953-01-02 | 1953-07-04 | 1954-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-02 | 1957-07-04 | 1958-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-02 | 1961-07-04 | 1962-01-03 | $7700.00 | Window Closed / Lapsed |