US4119397A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Product and method of printing carpet-II
Assignee: Shaw Industries Group Inc
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Filing: 1977-01-10
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Granted: 1978-10-10
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Expires: 1997-01-10
Abstract
Abstract A pattern is placed on a carpet backing by the use of sublimable dyes. Carpet facing is tufted into the backing. Subsequent heating with vacuum action causes the sublimable dye to move from the carpet backing to the face yarn to provide the dyed pattern on the face yarn.
Inventors
- 👤 Robert W. Synder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:04
CPC Classifications
D; D06; D06B; D06B11/00; D06B11/0093; D06P; D06P5/00; D06P5/003; Y; Y10; Y10S; Y10S8/00; Y10S8/929; Y10T; Y10T428/00; Y10T428/23907; Y10T428/23979
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
114 words
A process for making decorative carpet through the use of sublimable dyes comprising the steps of: (a) printing sublimable dyes on the carpet backing prior to the time the carpet face yarns are tufted into the carpet backing, (b) tufting the carpet face yarns into the carpet backing with the carpet face yarn pile being on the side of the carpet backing which contains the sublimable dyes, and then (c) transferring these sublimable dyes from the carpet backing to the carpet face yarn through the application of heat to the carpet to vaporize the dyes and the application of a vacuum to draw the dyes from the carpet backing to the carpet face yarns.
Claim 2
Dependent Claim
114 words
A process for making decorative carpet through the use of sublimable dyes comprising the steps of: (a) printing sublimable dyes on the carpet backing prior to the time the carpet face yarns are tufted into the carpet backing, (b) tufting the carpet face yarns into the carpet backing with the carpet face yarn pile being on the side of the carpet backing which contains the sublimable dyes, and then (c) transferring these sublimable dyes from the carpet backing to the carpet face yarn through the application of heat to the carpet to vaporize the dyes and the application of a vacuum to draw the dyes from the carpet backing to the carpet face yarns.
Claim 3
Dependent Claim
41 words
A process according to claim 1 wherein a vacuum source is disposed on the side of the carpet containing the carpet face yarns and draws the vaporized dyes from the carpet backing past the carpet face yarns towards the vacuum source.
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) | 1981-10-09 | 1982-04-10 | 1982-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-10-09 | 1986-04-10 | 1986-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-10-09 | 1990-04-10 | 1990-10-10 | $7700.00 | Window Closed / Lapsed |