Tupperware, a renowned U.S. brand, has officially filed for bankruptcy amidst a continued decline in sales.

The company, famous for its food storage products, has announced intentions to seek court approval to facilitate a business sale while aiming to keep operations running.

Established 78 years ago, Tupperware became so iconic in the world of food storage that its brand name is often used generically to describe plastic containers.

Although the company has made recent efforts to modernize its product line and appeal to younger consumers, it has struggled to differentiate itself in a crowded market.

Last year, Tupperware cautioned that it was at risk of collapse unless it could secure urgent financial backing.

Over the course of this week, Tupperware’s stock value plummeted by more than 50%, following rumors about the impending bankruptcy filing.

While the company briefly enjoyed revived success during the pandemic, when more people opted to cook at home, its sales have since continued to decline.

The impact of rising material costs, alongside higher wages and increased transportation expenses, further eroded the firm’s already slim profit margins.

"Tupperware’s financial health has significantly deteriorated in recent years due to a challenging macroeconomic environment," commented CEO Laurie Ann Goldman in a message directed toward investors.

Tupperware’s origins trace back to 1946, when its founder, Earl Tupper, secured a patent for the iconic containers' flexible, airtight seal.

This innovation was revolutionary at the time, especially with refrigerators still being a luxury that few could afford, as the containers allowed food to stay fresh for longer periods.

Yet, Tupperware did not become an instant success.

The brand's breakthrough came courtesy of Brownie Wise, a trailblazing saleswoman who pioneered the concept of "Tupperware parties," where mostly female sales representatives promoted the products in the intimacy of other women’s homes.

Today, according to the company, Tupperware continues to be sold across 70 nations worldwide.

However, Hargreaves Lansdown's head of markets, Susannah Streeter, notes that, "Tupperware’s heyday seems to have ended some time ago."

"Changes in consumer habits have led to a decline in the brand’s popularity, as more shoppers move away from plastic solutions in search of more eco-friendly ways to store food," Streeter elaborated.

She also pointed out that issues with the company’s financial reporting, particularly inaccuracies in its 2021 and 2022 results, have further damaged Tupperware’s standing.