US3961882A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sculptured printing of nylon carpet
Assignee: Mohawk Carpet LLC
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Filing: 1974-07-25
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Granted: 1976-06-08
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Expires: 1994-07-25
Abstract
Abstract A method is provided for imparting a sculptured design effect to the pile surface of a polyamide fabric by applying to selected areas of the surface of said fabric a printing composition containing about 15 to 40% by weight of resorcinol, about 10 to 15% by weight of sulfuric acid or about 2 to 8% by weight of phenol.
Inventors
- 👤 Helmuth Vits
- 👤 Preston G. Baker, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:39
CPC Classifications
D; D06; D06P; D06P3/00; D06P3/02; D06P3/04; D06P3/24; D06P3/241; D06Q; D06Q1/00; D06Q1/06; Y; Y10; Y10S; Y10S8/00; Y10S8/92; Y10S8/924; Y10S8/929; Y10T; Y10T428/00; Y10T428/23907; Y10T428/23929; Y10T428/23936
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
79 words
A process for imparting a sculptured design to the pile surface of a polyamide fabric which consists of applying to substantially less than all of its surface area, a printing composition containing a member selected from the group consisting of resorcinol in an amount varying between about 15 and 40% by weight, dilute sulfuric acid in an amount varying between about 10 and 15% by weight and phenol in an amount varying between about 2 and 8% by weight.
Claim 2
Dependent Claim
79 words
A process for imparting a sculptured design to the pile surface of a polyamide fabric which consists of applying to substantially less than all of its surface area, a printing composition containing a member selected from the group consisting of resorcinol in an amount varying between about 15 and 40% by weight, dilute sulfuric acid in an amount varying between about 10 and 15% by weight and phenol in an amount varying between about 2 and 8% by weight.
Claim 3
Dependent Claim
17 words
A process according to claim 1, wherein the polyamide is nylon 6, nylon 66 or mixtures thereof.
Claim 4
Dependent Claim
12 words
A process according to claim 2 wherein the nylon is nylon 6.
Claim 5
Dependent Claim
22 words
A process according to claim 1 wherein the resorcinol is present in an amount varying between about 20 and 30% by weight.
Claim 6
Dependent Claim
24 words
A process according to claim 4 wherein the resorcinol is present in the printing composition, in an amount equal to about 22% by weight.
Claim 7
Dependent Claim
20 words
A process according to claim 1 wherein the phenol is present in an amount equal to about 5% by weight.
Claim 8
Dependent Claim
22 words
A process according to claim 1 wherein the printing composition contains a color component sufficient to produce a visible color upon embossing.
Claim 9
Dependent Claim
14 words
A process according to claim 7 wherein the color component is an acid dye.
Claim 10
Dependent Claim
20 words
A process according to claim 1 wherein sulfuric acid is used in an amount equal to about 12% by weight.
References Cited (Backward Citations)
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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) | 1979-06-08 | 1979-12-08 | 1980-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-06-08 | 1983-12-08 | 1984-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-06-08 | 1987-12-08 | 1988-06-08 | $7700.00 | Window Closed / Lapsed |