US3729368A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wood-plastic sheet laminate and method of making same
Assignee: TOTEBO A CORP OF SWEDEN AB
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Filing: 1971-04-21
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Granted: 1973-04-24
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Expires: 1991-04-21
Abstract
Abstract THE PRODUCTION OF A LAMINATE COMPRISING A WOOD VENEER AND A SHEET OF PLASTIC MATERIAL THROUGH WHICH THE WOOD IS VISIBLE. THE WOOD SURFACE PATTERN IS REPRODUCE EXACTLY IN THE TOP SURFACE OF THE PLASTIC SHEET BY PRESSING A FOIL ONTO THE PLASTIC SHEET AND HEATING THE FOIL TO CAUSE IT TO MELT AND FLOW LOCALLY OF THE WOOD PORES TO DEFORM THE PLASTIC SHEET ONTO THE PATTERN OF THE WOOD SURFACE. SUBSEQUENT REMOVAL OF THE FOIL REVALS A SURFACE HAVING THE APPEARANCE AND FEEL OF THE BARE WOOD.
Inventors
- 👤 R Ingham
- 👤 G Deith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:33
CPC Classifications
B; B27; B27D; B27D1/00; B32; B32B; B32B27/00; B32B27/30; B29; B29C; B29C63/00; B32B21/00; B32B21/04; B32B21/08; B32B27/06; B32B27/08; B32B27/32; B44; B44F; B44F9/00; B44F9/02; B32B2471/00; B32B2479/00; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1023; Y10T428/00; Y10T428/24; Y10T428/24025; Y10T428/24355; Y10T428/24364; Y10T428/24438; Y10T428/24479; Y10T428/24521; Y10T428/25; Y10T428/253; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/266
Claims Analysis
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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) | 1976-04-23 | 1976-10-23 | 1977-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-23 | 1980-10-23 | 1981-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-23 | 1984-10-23 | 1985-04-24 | $7700.00 | Window Closed / Lapsed |