• Smucker's is going after Trader Joe's in court over what it calls an Uncrustables "copycat." • A lawsuit accuses Trader Joe's of using protected design elements, such as a crimped edge and a specific shade of blue. • Smucker's says Uncrustables is nearly a $1 billion brand favored by grade schoolers and NFL players.

This week's hot new legal drama can be found in the frozen foods aisle.

Packaged foods giant JM Smucker filed a lawsuit Monday with the US District Court of Northern Ohio alleging that grocery chain Trader Joe's has unfairly infringed on its rights with a crustless peanut butter and jelly sandwich.

Trader Joe's "launched an obvious copycat" of Smucker's Uncrustables, Smucker lawyers say in the filings. They highlight the similarities between the two products' crimped e

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