US3361610A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming shaped laminates
Assignee: Johns Manville Corp
•
Filing: 1965-10-20
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Granted: 1968-01-02
•
Expires: 1985-10-20
Abstract
No abstract record available.
Inventors
- 👤 George J Hannes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:41
CPC Classifications
B; B32; B32B; B32B27/00; B29; B29C; B29C70/00; B29C70/04; B29C70/28; B29K; B29K2309/00; B29K2309/08; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1039; Y10T156/1043; Y10T156/1044; Y10T156/1048; Y10T428/00; Y10T428/24; Y10T428/24628; Y10T428/24736
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
187 words
A METHOD OF FORMING A DECORATIVE LAMINATE PANEL, COMPRISING FORMING AN ASSEMBLAGE COMPRISING A BODY OF LOW DENSITY GLASS FIBER OF AT LEAST ONE LAYER OF A MAT IMPREGNATED WITH ABOUT 7 TO ABOUT 30% BY WEIGHT OF UNCURED THERMOSETTING RESIN, A THERMOPLASTIC SHEET HAVING A SURFACE IN CONTACT WITH THE GLASS FIBER MAT CONTAINING UNCURED THERMOSETTING RESIN, AND A TEXTURE MEMBER IN CONTACT WITH THE OPPOSITE SURFACE OF THE THERMOPLASTIC SHEET, SIMULTANEOUSLY APPLYING TO THE ASSEMBLAGE PRESSURE BETWEEN A PAIR OF COMPLEMENTARY MOLDING PLATENS AND HEAT TO A TEMPERATURE ABOVE THE SOFTENING POINT OF THE THERMOPLASTIC SHEET AND SUFFICIENT TO CURE THE THERMOSETTING RESIN BINDER, THEREBY SUBSTANTIALLY SIMULTANEOUSLY COMPRESSING THE LOW DENSITY GLASS FIBER BODY AND THERMALLY CURING THE UNCURED THERMOSETTING RESIN BINDER OF THE COMPRESSED GLASS FIBER MAT BONDING THE FIBER OF THE MAT AND THE MAT TO THE THERMOPLASTIC SHEET, AND COMMENSURATE THEREWITH THE SAID APPLIED PRESSURE EMBOSSING THE THERMALLY SOFTENED THERMOPLASTIC SHEET WITH THE PATTERN OF THE TEXTURED SURFACE, COOLING THE EMBOSSED THERMOPLASTIC SHEET BELOW ITS SOFTENING POINT TO SET THE EMBOSSED PATTERN, AND REMOVING THE TEXTURED MEMBER FROM THE SAID THERMOPLASTIC SHEET.
Claim 2
Independent Claim
187 words
A METHOD OF FORMING A DECORATIVE LAMINATE PANEL, COMPRISING FORMING AN ASSEMBLAGE COMPRISING A BODY OF LOW DENSITY GLASS FIBER OF AT LEAST ONE LAYER OF A MAT IMPREGNATED WITH ABOUT 7 TO ABOUT 30% BY WEIGHT OF UNCURED THERMOSETTING RESIN, A THERMOPLASTIC SHEET HAVING A SURFACE IN CONTACT WITH THE GLASS FIBER MAT CONTAINING UNCURED THERMOSETTING RESIN, AND A TEXTURE MEMBER IN CONTACT WITH THE OPPOSITE SURFACE OF THE THERMOPLASTIC SHEET, SIMULTANEOUSLY APPLYING TO THE ASSEMBLAGE PRESSURE BETWEEN A PAIR OF COMPLEMENTARY MOLDING PLATENS AND HEAT TO A TEMPERATURE ABOVE THE SOFTENING POINT OF THE THERMOPLASTIC SHEET AND SUFFICIENT TO CURE THE THERMOSETTING RESIN BINDER, THEREBY SUBSTANTIALLY SIMULTANEOUSLY COMPRESSING THE LOW DENSITY GLASS FIBER BODY AND THERMALLY CURING THE UNCURED THERMOSETTING RESIN BINDER OF THE COMPRESSED GLASS FIBER MAT BONDING THE FIBER OF THE MAT AND THE MAT TO THE THERMOPLASTIC SHEET, AND COMMENSURATE THEREWITH THE SAID APPLIED PRESSURE EMBOSSING THE THERMALLY SOFTENED THERMOPLASTIC SHEET WITH THE PATTERN OF THE TEXTURED SURFACE, COOLING THE EMBOSSED THERMOPLASTIC SHEET BELOW ITS SOFTENING POINT TO SET THE EMBOSSED PATTERN, AND REMOVING THE TEXTURED MEMBER FROM THE SAID THERMOPLASTIC SHEET.
References Cited (Backward Citations)
US2442422A
Cited
US2478267A
Cited
US2606855A
Cited
US2797179A
Cited
US2881110A
Cited
US2815309A
Cited
US3054714A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-01 | 1971-07-03 | 1972-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-01 | 1975-07-03 | 1976-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-01 | 1979-07-03 | 1980-01-02 | $7700.00 | Window Closed / Lapsed |