Patent US3148017A successfully refreshed from Google Patents.
US3148017A
Expired / Lapsed
US
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Treatment and coloring of preformed polyolefin materials
Assignee: Individual
•
Filing: 1961-07-14
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Granted: 1964-09-08
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Expires: 1981-07-14
Abstract
No abstract record available.
Inventors
- 👤 Gagliardi Domenick Donald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:11
CPC Classifications
C; C08; C08J; C08J7/00; C08J7/12; C08J7/14; D; D06; D06P; D06P5/00; D06P5/22; C08J2323/00; C08J2323/02; Y; Y10; Y10S; Y10S8/00; Y10S8/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A PROCESS FOR COLORING A FABRIC FORMED OF FIBERS COMPOSED OF SOLID POLYMER OF AN A-ALKYLENE CONTAINING 2 TO 4 CARBON ATOMS HAVING AN INHERENT VISCOSITY OF AT LEAST 0.8 WHICH COMPRISES: (A) CONTACTING THE FIBERS OF THE FABRIC WITH A SULFOCARBOXYLIC ACID HAVING A MOLECULAR WEIGHT BETWEEN ABOUT 200 TO 800, (B) HEATING SAID FIBERS WHILE IN CONTACT WITH SAID SULFOCARBOXYLIC ACID TO A TEMPERATURE BETWEEN ABOUT 100* F. AND 10*F. BELOW THE MELTING POINT OF THE POLYOLEFIN FOR BETWEEN ABOUT 1 AND 120 MINUTES, (C) REMOVING SULFOCARBOXYLIC ACID COMPOUND FROM SAID FIBERS, AND (D) DYEING SAID FABRIC WITH A WATER-SOLUBLE CATIONIC TEXTILE DYE.
Claim 2
Dependent Claim
105 words
A PROCESS FOR COLORING A FABRIC FORMED OF FIBERS COMPOSED OF SOLID POLYMER OF AN A-ALKYLENE CONTAINING 2 TO 4 CARBON ATOMS HAVING AN INHERENT VISCOSITY OF AT LEAST 0.8 WHICH COMPRISES: (A) CONTACTING THE FIBERS OF THE FABRIC WITH A SULFOCARBOXYLIC ACID HAVING A MOLECULAR WEIGHT BETWEEN ABOUT 200 TO 800, (B) HEATING SAID FIBERS WHILE IN CONTACT WITH SAID SULFOCARBOXYLIC ACID TO A TEMPERATURE BETWEEN ABOUT 100* F. AND 10*F. BELOW THE MELTING POINT OF THE POLYOLEFIN FOR BETWEEN ABOUT 1 AND 120 MINUTES, (C) REMOVING SULFOCARBOXYLIC ACID COMPOUND FROM SAID FIBERS, AND (D) DYEING SAID FABRIC WITH A WATER-SOLUBLE CATIONIC TEXTILE DYE.
References Cited (Backward Citations)
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US2524811A
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US2663612A
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US2864816A
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US3073667A
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US2984634A
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US3069220A
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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) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |