Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10287039 | Induction heat sealed container closures | — | 2019-05-14 |
| 8052367 | Angled sealing surface for container end panel | — | 2011-11-08 |
| 6258312 | Method for producing a container closure | — | 2001-07-10 |
| 6033613 | Method of molding a peripheral frame with a panel insert | Robert W. Fraser, Donald J. Roth | 2000-03-07 |
| 5830398 | Method for forming container closure | Donald J. Roth | 1998-11-03 |
| 5360588 | Method of making an injection molded frame having a panel insert | Robert W. Fraser, Donald J. Roth | 1994-11-01 |
| 5273416 | Apparatus for making an injection molded frame having a panel insert | Robert W. Fraser, Donald J. Roth | 1993-12-28 |
| 5125528 | Container closure, and method for producing same | Donald J. Roth | 1992-06-30 |
| 5085339 | Reclosable container closure | Donald J. Roth, Donald G. Sauer | 1992-02-04 |
| 4440310 | Closure for domed beverage containers and the like | — | 1984-04-03 |
| 4427128 | Can and closure therefor | — | 1984-01-24 |
| 4407424 | Plastic plug type closure for beverage containers | — | 1983-10-04 |
| 4318494 | Easy opening container with vent means | — | 1982-03-09 |