US4399182A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Decorative laminate of thermoplastic material
Assignee: Internationale Octrooi Maatschappij Octropa BV
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Filing: 1981-06-25
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Granted: 1983-08-16
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Expires: 2001-06-25
Abstract
Abstract A decorative laminate of thermoplastic material which is capable of obscuring surface imperfections in the surface to which it is applied comprises a base layer containing not more than 2% by weight of plasticizer and a decorative layer, the base layer being two to four times the thickness of the decorative layer and the laminate having a total thickness of between 250 and 450 microns and a shrinkage of less than 0.5% at ambient temperatures.
Inventors
- 👤 Kenneth D. Brown
- 👤 Terence C. O'Neill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:34
CPC Classifications
B; B32; B32B; B32B27/00; B32B27/18; B32B27/22; B32B27/06; B32B27/08; B32B27/30; B32B27/304; B44; B44C; B44C1/00; B44C1/10; B44C1/105; B44C5/00; B44C5/04; B32B2305/00; B32B2305/70; B32B2310/00; B32B2310/08; B32B2310/0806; B32B2310/0831; B32B2451/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24942; Y10T428/2495; Y10T428/24967; Y10T428/28; Y10T428/2839; Y10T428/2848; Y10T428/31504; Y10T428/31551; Y10T428/31573; Y10T428/3158; Y10T428/31855; Y10T428/31909; Y10T428/31913; Y10T428/3192; Y10T428/31928
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
87 words
A decorative laminate comprising a protective layer, a continuous decorative layer of polyvinyl chloride and a base layer of rigid polyvinyl chloride containing not more than 2% plasticizer and having a thickness between 2 and 4 times the thickness of the decorative layer, the laminate having a total thickness in the range of 250 to 450 microns, a shrinkage of less than 0.5% at ambient temperatures, and a rigidity in the lengthwise and crosswise directions in the range of 25,000 to 30,000 Kilo Newtons per meter square.
Claim 2
Dependent Claim
87 words
A decorative laminate comprising a protective layer, a continuous decorative layer of polyvinyl chloride and a base layer of rigid polyvinyl chloride containing not more than 2% plasticizer and having a thickness between 2 and 4 times the thickness of the decorative layer, the laminate having a total thickness in the range of 250 to 450 microns, a shrinkage of less than 0.5% at ambient temperatures, and a rigidity in the lengthwise and crosswise directions in the range of 25,000 to 30,000 Kilo Newtons per meter square.
Claim 3
Dependent Claim
13 words
A laminate according to claim 1 wherein the base layer comprises recycled material.
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) | 1986-08-15 | 1987-02-14 | 1987-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-08-15 | 1991-02-14 | 1991-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-08-15 | 1995-02-14 | 1995-08-16 | $7700.00 | Window Closed / Lapsed |