| 1938 |
Earl Tupper purchased polyethylene pellets from DuPont to use in making household containers. |
| 1946 |
The first Tupperware product (a bell‑shaped airtight container) was introduced in Leominster, Massachusetts. |
| 1949 |
The "burping seal" patent was granted. |
| 1951 |
Brownie Wise organized Tupperware parties and became vice president of marketing. |
| 1950s |
The direct‑sales "party plan" method became central to Tupperware’s growth. |
| 1960 |
Tupperware expanded to Europe (example: Weybridge, England) and used door‑to‑door recruitment techniques. |
| 1977 |
The owner of Tupperware (then Rexall) sold its drugstores and renamed itself Dart Industries; Dart later merged with Kraft to become Dart & Kraft. |
| 1996 |
Tupperware Brands was spun off from Premark. |
| 2003 |
Tupperware closed operations in the UK and Ireland, citing issues with the direct sales model. |
| 2011 |
An attempted UK relaunch was planned but later canceled. |
| 2018 |
Announced withdrawal from Israel, affecting roughly 2,000 agents. |
| 2021 |
Closed operations in the Netherlands. |
| 2022 |
Announced exit from the New Zealand market and faced criticism for continuing operations in Russia during the invasion of Ukraine. |