US3723055A
Expired / Lapsed
US
⏱️ 0.0 years remaining
One pass continuous dyeing of polyester/cellulosic fibers a plurality of colors
Assignee: Milliken Research Corp
•
Filing: 1969-12-19
•
Granted: 1973-03-27
•
Expires: 1989-12-19
Abstract
Abstract The process for dyeing polyester/cellulosic textiles which comprises applying to the textile a basic dyestuff and a disperse dyestuff, subjecting the resulting textile to steam under pressure, applying a dyestuff for the cellulosic component before or after said steam treatment and washing the dyed textile. Also, the resulting dyed textile.
Inventors
- 👤 G Hooper
- 👤 A Springer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:37
CPC Classifications
D; D06; D06P; D06P3/00; D06P3/34; D06P3/52; D06P3/54; D06P1/00; D06P1/22; D06P1/30; D06P3/82; D06P3/8204
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
28 words
The process of claim 1 wherein the dyestuff for the cellulosic component is a fiber reactive dyestuff which is applied to the textile simultaneously with the other dyestuffs.
Claim 2
Dependent Claim
22 words
The process of claim 1 wherein the cellulosic component is dyed to substantially the same shade as one type of polyester fiber.
Claim 3
Dependent Claim
11 words
A polyester/cellulosic textile dyed according to the process of claim 1.
Claim 4
Dependent Claim
11 words
A polyester/cellulosic textile dyed according to the method of claim 3.
Claim 5
Dependent Claim
11 words
A polyester/cellulosic textile dyed according to the method of claim 2.
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) | 1976-03-26 | 1976-09-25 | 1977-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-26 | 1980-09-25 | 1981-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-26 | 1984-09-25 | 1985-03-27 | $7700.00 | Window Closed / Lapsed |