Once a staple household product for midcentury families, Tupperware said in a court filing that its focus on direct sales ultimately became a weakness.

Tupperware Brands has filed for Chapter 11 bankruptcy protection. The company that revolutionized food storage decades ago says it plans to continue operating and will seek court approval for a sale.

The plastic food container giant Tupperware has filed for bankruptcy after struggling with declining sales and intensifying competition for several years. The US-based plastic food container giant, which has its UK headquarters in Milton Keynes,