US3558260A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for the rapid and continuous dyeing of mixtures of textile materials
Assignee: Individual
•
Filing: 1968-05-08
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Granted: 1971-01-26
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Expires: 1988-05-08
Abstract
Abstract TEXTILE MATERIALS AND FILMS ARE RAPIDLY AND CONTINUOUSLY DYED BY SUBJECTING THEM TO THE ACTION OF A HOT AQUEOUS DYE LIQUOR CONTAINING BENZYL ALCOHOL WHEN THE TEXTILE MATERIAL IS NYLON OR POLYESTER, PROPYLENE CARBONATE OF DIPROPYLENE CARBONATE (ESPECIALLY THE LATTER) WHEN THE TEXTILE MATERIAL IS ACRYLIC, OR WOOL; OR A MIXTURE OF BENZYL ALCOHOL AND PROPYLENE CARBONATE OR DIPROPYLENE CARBONATE (ESPECIALLY THE LATTER) WHEN THE TEXTILE MATERIALS IS A MIXTURE OF NYLON OR POLYESTER WITH ONE OF THE OTHERS JUST NAMED, INCLUDING WOOL.
Inventors
- 👤 Julius Hermes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:25
CPC Classifications
D; D06; D06P; D06P3/00; D06P3/82; D06P3/8204; D06B; D06B3/00; D06B3/10; D06B3/20; D06P1/00; D06P1/44; D06P1/64; D06P1/651; D06P1/65106; D06P1/65118; D06P1/65125; D06P3/02; D06P3/04; D06P3/14; D06P3/16; D06P3/34; D06P3/52; D06P3/54; D06P3/70; D06P3/76
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) | 1974-01-25 | 1974-07-27 | 1975-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-25 | 1978-07-27 | 1979-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-25 | 1982-07-27 | 1983-01-26 | $7700.00 | Window Closed / Lapsed |