| Patent Number |
Title Of Patent |
Date Issued |
| 5791521 |
Liquid dispensing bag and quantitative chamber forming jig for liquid dispensing device |
August 11, 1998 |
| A liquid dispensing bag includes a bag body portion having a surface wall and a back wall formed of a flexible material having high gas barrier properties, and an elongated spout portion in which the surface wall and said back wall are projected in an elongated manner from a lower portio |
| 4605142 |
Synthetic resin vessel and heat sealed lid |
August 12, 1986 |
| A synthetic resin vessel composed of a sheet of a synthetic resin and having a top opening, wherein: a flange is formed integrally with and along the edge portion of the opening; a continuous ridge protuberance is formed on and along the top face of the flange; and a lid is heat-sealed |
| 4476080 |
Method and apparatus for producing a multi-layer laminated resin film |
October 9, 1984 |
| A multi-layer laminated resin film comprising top and bottom outer laminates of sandwich structure each including a layer of reclaimed synthetic resin mixture entirely surrounded by a second fresh resin layer and an inner layer interposed between and secured to the inside surface of |
| 4410602 |
Multi-layer laminated resin film |
October 18, 1983 |
| A multi-layer laminated resin film comprising top and bottom outer laminates of sandwich structure each including a layer of reclaimed synthetic resin mixture entirely surrounded by a second fresh resin layer and an inner layer interposed between and secured to the inside surface of |
| 4408697 |
Opening means having cutting guide |
October 11, 1983 |
| A container for holding an article such as food comprises a container main body and a lid. The lid has a laminate structure of an aluminum foil layer exposed upon an outer surface of the lid and a synthetic resin film layer exposed upon an inner surface of the lid. Cutting means is provi |
| 4325905 |
Method for producing a double-walled paper container |
April 20, 1982 |
| A double-walled paper container produced by placing a preformed paper container in a shaping die set cavity of a vacuum draw shaping apparatus, positioning a single piece of synthetic resin film or sheet on the top of said paper container, holding the film at the peripheral edge thereof, |
| 4309952 |
Process for making a container cover member having synthetic resin openable portion |
January 12, 1982 |
| The process for producing a container cover member by stamping a sheet of material stock to form a plurality of through bores, injection molding a closure member in each through bore and subjecting each through bore to a second stamping to form a handle in a portion of the closure member |
| 4244491 |
Container cover member having synthetic resin openable portion |
January 13, 1981 |
| A container cover member comprising a cover sheet formed of paper or thermoplastic synthetic resin having an opening of a desired size and shape in a predetermined position and over said opening a closure member having a pull tab or handle formed of thermoplastic resin which is compa |
| 4236953 |
Process for producing thermoplastic multi-walled pipes |
December 2, 1980 |
| Thermoplastic multi-walled pipe which has at least two tubular members different in inside diameter and concentrically arranged, these tubular members being spaced and supported by a plurality of ribs so as to provide hollow portions therebetween. The bond strength between the inner end |
| 4157194 |
Thermoplastic multi-walled pipes |
June 5, 1979 |
| Thermoplastic multi-walled pipe which has at least two tubular members different in inside diameter and concentrically arranged, these tubular members being spaced and supported by a plurality of ribs so as to provide hollow portions therebetween. The bond strength between the inner end |
| 4155481 |
Container cover member having synthetic resin openable portion and method for making the same |
May 22, 1979 |
| A container formed of paper or thermoplastic synthetic resin and having a cover member which comprises a cover sheet having an openable portion defined by weakened means such as a series of slots, slits or perforations, said slots, slits or perforations being covered by a continuous |
