US3082122A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for finishing rayon fabrics
Assignee: Akzona Inc
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Filing: 1960-06-27
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Granted: 1963-03-19
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Expires: 1980-06-27
Abstract
No abstract record available.
Inventors
- 👤 John F Krasny
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:06
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/01; D06M15/03; D06M15/11; D06M13/00; D06M13/10; D06M13/224; D06M15/19; D06M15/37; D06M15/39; D06M15/423
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
38 words
A PROCESS FOR IMPROVING THE PROPERTIES OF REGENERATED CELLULOSIC FABRICS WHICH COMPRISES IMPREGNATING REGENERATED CELLULOSE FABRICS WITH A COMPOUND THAT IS A CROSSLINKING MATERIAL, A CATALYST THEREFORE, AND WITH A PROPYLENE GLYCOL ALGINATE, AND SUBSEQUENTLY CURING SAID COMPOUND.
Claim 2
Dependent Claim
38 words
A PROCESS FOR IMPROVING THE PROPERTIES OF REGENERATED CELLULOSIC FABRICS WHICH COMPRISES IMPREGNATING REGENERATED CELLULOSE FABRICS WITH A COMPOUND THAT IS A CROSSLINKING MATERIAL, A CATALYST THEREFORE, AND WITH A PROPYLENE GLYCOL ALGINATE, AND SUBSEQUENTLY CURING SAID COMPOUND.
Claim 3
Dependent Claim
63 words
A PROCESS FOR IMPROVING THE PROPERTIES OF REGENERATED CELLULOSE FABRICS WHICH COMPRISES IMPREGNATING SAID FABRICS WITH AN AQUEOUS LIQUID CONTAINING ABOUT 2 TO 25%, BY WEIGHT OF A COMPOUND THAT IS A THERMOSETTING RESINFORMING MATERIAL, A CATALYST THEREFOR AND ABOUT 0.2 TO 3% OF A HIGH VISCOSITY POLYPROPLENE GLYCOL ALGINATE, THEN DRYING THE IMPREGNATED FIBERS AND HEATING THE FABRIC TO CURE THE COMPOUND.
Claim 4
Dependent Claim
63 words
A PROCESS FOR IMPROVING THE PROPERTIES OF REGENERATED CELLULOSE FABRICS WHICH COMPRISES IMPREGNATING SAID FABRICS WITH AN AQUEOUS LIQUID CONTAINING ABOUT 2 TO 25%, BY WEIGHT OF A COMPOUND THAT IS A THERMOSETTING RESINFORMING MATERIAL, A CATALYST THEREFOR AND ABOUT 0.2 TO 3% OF A HIGH VISCOSITY POLYPROPLENE GLYCOL ALGINATE, THEN DRYING THE IMPREGNATED FIBERS AND HEATING THE FABRIC TO CURE THE COMPOUND.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |