US4881999A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the preparation of decorative surface coverings with dot patterns
Assignee: AWI Licensing LLC
•
Filing: 1988-08-11
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Granted: 1989-11-21
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Expires: 2008-08-11
Abstract
Abstract A surface covering product is disclosed which comprises a substrate material, an impervious coating upon said material, and, raised transparent or translucent or opaque colored elements printed upon said coating. The raised elements are formed as dot-shaped colored elements and comprise a thixotropic plastic. An opaque colored material surrounds the raised elements and a dot-like colored pattern is formed.
Inventors
- 👤 Richard H. Balmer
- 👤 Barbara A. Pfeiffer-Meshaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:46
CPC Classifications
D; D06; D06N; D06N7/00; D06N7/0005; D06N7/0039; D06N7/0052; D06N7/0055; D06N7/0028; D06N7/0034; D06N7/0057; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24479; Y10T428/24612; Y10T428/2462
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
A method for preparation of a surface covering product, which method comprises: (a) providing a release carrier as an impervious coating; (b) applying raised elements with a screen printer onto said release carrier, said raised elements, which comprise a thixotropic plastic, being spaced apart to provide depressed areas therebetween and said raised elements being from 0.015 to 0.045 inches in height and having a geometric shape where the raised elements engage the release carrier; (c) filling in the depressed areas between the raised elements and area above the raised elements with a granular material; (d) placing a substrate above the raised elements and in contact with the granular material; (e) fusing together the raised elements, the granular material and the substrate; and (f) removing the release carrier, to form a surface covering product with the substrate being a base of the product and a surface contacted by the release carrier being the decorative surface of the product.
Claim 2
Independent Claim
157 words
A method for preparation of a surface covering product, which method comprises: (a) providing a release carrier as an impervious coating; (b) applying raised elements with a screen printer onto said release carrier, said raised elements, which comprise a thixotropic plastic, being spaced apart to provide depressed areas therebetween and said raised elements being from 0.015 to 0.045 inches in height and having a geometric shape where the raised elements engage the release carrier; (c) filling in the depressed areas between the raised elements and area above the raised elements with a granular material; (d) placing a substrate above the raised elements and in contact with the granular material; (e) fusing together the raised elements, the granular material and the substrate; and (f) removing the release carrier, to form a surface covering product with the substrate being a base of the product and a surface contacted by the release carrier being the decorative surface of the product.
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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) | 1992-11-20 | 1993-05-22 | 1993-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-11-20 | 1997-05-22 | 1997-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-11-20 | 2001-05-22 | 2001-11-21 | $7700.00 | Window Closed / Lapsed |