| Patent Number |
Title Of Patent |
Date Issued |
| 4835025 |
Barrier laminates for containment of essential oils, flavors, oxygen and vitamins and cartons ma |
May 30, 1989 |
| A laminate providing an effective barrier to the migration of essential oils and/or flavorings, such as d-limonene and for the retention of Vitamin C, is provided comprising from the outer surface to the inner surface, a paperboard substrate, a web of nylon directly coated thereon, a |
| 4777088 |
Barrier laminates for containment of essential oils, flavors, oxygen and vitamins |
October 11, 1988 |
| A laminate providing an effective barrier to the migration of essential oils and/or flavorings, such as d-limonene and for the retention of Vitamin C, is provided comprising from the outer surface to the inner surface, a paperboard substrate, a web of nylon directly coated thereon, a |
| 4558814 |
Reinforcement for bottom major horizontal score line of container |
December 17, 1985 |
| A reinforcement is secured across the bottom major horizontal score of a container in the region of the side seam flap in order to prevent opening or extension of the horizontal score in the side seam flap in the area of the side seam while forming the container or under the gravitationa |
| 4513036 |
Barrier laminates for containment of essential oils and flavors and cartons made therefrom |
April 23, 1985 |
| A laminate providing an effective barrier to the migration of essential oils and/or flavorings, such as d-limonene, therethrough is provided comprising, from the outer surface to the inner surface, a paperboard substrate, a web of propylene polymer coated thereon and a web of olefin |
| 4327136 |
Polymeric multi-layer sheet material and tray |
April 27, 1982 |
| In a multi-layer sheet material from which containers adapted to heat food in microwave ovens may be erected, the sheet material comprising a core layer and a transparent surface layer on each side of the core layer, the improvement comprising an intermediate layer located between the co |
| 4224092 |
Method for making all-plastic heat-sealable container |
September 23, 1980 |
| The invention provides a dynamic system for heat-sealing an all-plastic material in a continuous process at high speed. The invention includes an all-plastic heat-sealable container material comprising a multiple-layer composite, in sheet form, including a core layer and at least one out |
| 4183435 |
Polymeric multiple-layer sheet material |
January 15, 1980 |
| A polymeric multiple-layer sheet material particularly suited for making containers for food products to be cooked or reheated in microwave ovens has a relatively thick core layer of foamed, high density polyethylene with thinner surface layers of a coextruded polyester, such as poly |
| 4126262 |
All-plastic heat-sealable container material and method of making |
November 21, 1978 |
| The invention provides a dynamic system for heat-sealing an all-plastic material in a continuous process at high speed. The invention includes an all-plastic heat-sealable container material comprising a multiple-layer composite, in sheet form, including a core layer and at least one out |
