Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6194040 | Multilayered, biaxially-oriented food casing comprising two oxygen-barrier layers | Ulrich Delius, Gerhard Grolig | 2001-02-27 |
| 5928738 | Shirred stick packaging casing | Christian Auf Der Heide, Dirk Auf Der Heide, Klaus-Dieter Hammer | 1999-07-27 |
| 5480690 | Multi-layer polyamide-based packaging casing | Ludwig Klenk, Dieter Beissel | 1996-01-02 |
| 5399427 | Single-layered, transparent, biaxially oriented, thermoset tubular food casing | Dieter Beissel | 1995-03-21 |
| 5326613 | Tubular polyamide casing | — | 1994-07-05 |
| 5219002 | Multilayered polyamide-based synthetic sausage casing | Guenther Crass, Dieter Beissel | 1993-06-15 |
| 5185189 | Multilayered tubular packaging casing | Marliese Saal | 1993-02-09 |
| 4944970 | Packaging film, in particular a sausage casing, based on polyamide | Hans Strutzel, Guenther Crass | 1990-07-31 |
| 4784186 | Non-reinforced film of cellulose | Horst Faust | 1988-11-15 |
| 4741938 | Web-shaped or tubular packaging film, in particular a sausage casing, with a barrier layer | Erna Kastl, Ludwig Klenk, Horst Faust | 1988-05-03 |
| 4623566 | Film of fiber-reinforced regenerated cellulose provided with a gas-impermeable layer, for the production of tubular casings | Erna Kastl, Ludwig Klenk, Horst Faust | 1986-11-18 |
| 4563231 | Tubular casing, process for its manufacture, and its use as a sausage casing | Herbert Porrmann, Walter Seifried, Ludwig Klenk | 1986-01-07 |
| 4401136 | Tubular casing, process for its manufacture, and its use as a sausage casing | Herbert Porrmann, Walter Siefried, Ludwig Klenk | 1983-08-30 |
| 4397337 | Tubular casing suitable for foodstuffs and process for its manufacture | Herbert Porrmann, Peter Heidel | 1983-08-09 |
| 4396039 | Smoke-permeable tubular casing and process for its manufacture | Ludwig Klenk, Herbert Porrman, Walter Seifried | 1983-08-02 |