Warp-free laminates of film and product combinations and method of makingsame
Abstract
Abstract OF EACH FILM CONTACTS THE OBJECT. THE LAMINATING PROCESS IS THEN COMPLETED BY APPLICATION OF PRESSURE AND HEAT TO THE FILM LAYERS CARRYING THE OBJECT. THE INVENTION ALSO COVERS AN IMPROVED LAMINATE ARTICLE DERIVED FROM THE ABOVE PROCESS. COVERS A METHOD OF LAMINATING AN OBJECT UTILIZING A FILM COMPRISING A COMBINATION OF POLYETHYLENE TERPHETHALATE THERMOPLASTIC RESIN SUCH AS POLYETHYLENE TO PROVIDE SUBSTANTIALLY WRAP-FREE LAMINATES. THE PROCESS IS CARRIED OUT BY PROVIDING TWO PIECES OF POLYETHYLENE TEREPHTHALATE AND THERMOPLASTIC RESIN FILMS WHICH HAVE BEEN CUT FROM SUPPLY FILM IN A LONGITUDINALLY PERPENDICULAR MANNER WITH RESPECT TO ONE ANOTHER. THE OBJECT TO BE LAMINATED IS INSERTED BETWEEN THE FILMS WHICH ARE NOW PLACED IN A DIMENSIONALLY ALIGNED ARRANGEMENT IN A MANNER SUCH THAT THE HEAT-FUSIBLE THERMOPLASTIC RESIN OR ADHESIVE SIDE
Inventors
- 👤 Henry N Staats
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-08-15 | 1976-02-14 | 1976-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-15 | 1980-02-14 | 1980-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-15 | 1984-02-14 | 1984-08-15 | $7700.00 | Window Closed / Lapsed |