| 1952 | Established by Jean Pattyn Construction of the first industrial weighing machines for candies and special machines for the packaging industry |
| 1976 | First bagmaker inserter for industrial use Paul Pattyn joins the company |
| 1979 | Changeover from the confectionary industry to the semi-liquid markets and first steps in export |
| 1983 | Registration of the company Pattyn bvba Paul Pattyn becomes the Managing Director |
| 1987 | Pattyn moves to a newly built industrial complex |
| 1997 | Construction of a new assembly hall doubling the assembly capacity |
| 1999 | Introduction in Par baked frozen bread market |
| 2001 | Construction of a second hall of 2500m2 for additional manufacturing capacity |
| 2002 | Inauguration of the new hall |
| 2003 | Cartonless technology introduction |
| 2004 | Division of Pattyn bvba into two new companies, Pattyn Packing Lines NV (exploitation) and Immopat NV (real estate) |
| 2005 | More than 500 industrial companies worldwide are using a packaging solution of Pattyn Packing Lines |