US3373071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminates
Assignee: General Electric Co
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Filing: 1964-03-26
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Granted: 1968-03-12
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Expires: 1984-03-26
Abstract
No abstract record available.
Inventors
- 👤 Peter E Fucrst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:22
CPC Classifications
D; D21; D21H; D21H27/00; D21H27/18; D21H27/22; D21H27/26; D21H27/28; B; B32; B32B; B32B27/00; B44; B44C; B44C5/00; B44C5/04; B44C5/0469; B44C5/0476; C; C08; C08K; C08K3/00; C08K3/34; C08K3/36; C08L; C08L61/00; C08L61/20; C09; C09D; C09D161/00; C09D161/04; C09D161/06; D21H19/00; D21H19/36; D21H19/44; D21H19/52; D21H19/62; D21H17/00; D21H17/20; D21H17/33; D21H17/46; D21H17/47; D21H17/49; D21H17/51; D21H23/00; D21H23/02; D21H23/22; D21H23/32; D21H23/42; D21H23/46; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31652; Y10T428/31667; Y10T428/31942; Y10T428/31946; Y10T428/31949; Y10T428/31964; Y10T428/31967
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
111 words
AN ABRASION-RESISTANT DECORATIVE LAMINATE COMPRISING A CORE AND A SINGLE SURFACE LAMINA POSITIONED THEREOVER, SAID SURFACE LAMINA COMPRISING A PRINT SHEET IMPREGNATED WITH A THERMOSETTING RESIN AND COATED WITH A COMPOSITION COMPRISING (1) 100 PARTS BY WEIGHT OF A MELAMINE ALDEHYDE RESIN, (2) FROM ABOUT 5 TO ABOUT 30 PARTS BY WEIGHT OF SILICA FLOUR, (3) FROM ABOUT 10 TO ABOUT 50 PARTS BY WEIGHT OF MICROCRYSTALLINE CELLULOSE HAVING A REFRACTIVE INDEX APPROXIMATING THAT OF THE CURED MELAMINE ALDEHYDE RESIN SAID MICROCRYSTALLINE CELLULOSE BEING MECHANCIALLY DISINTEGRATED LEVEL-OFF D.P. CELLULOSE, AND (4) UP TO ABOUT 3% OF A WATER-SOLUBLE THICKENING AGENT, SAID COMPOSITION BEING CLEAR AND HIGHLY TRANSLUCENT IN ITS CURED CONDITION.
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) | 1971-03-12 | 1971-09-11 | 1972-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-12 | 1975-09-11 | 1976-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-12 | 1979-09-11 | 1980-03-12 | $7700.00 | Window Closed / Lapsed |