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Chicago Bears' practice field uses stolen tech, lawsuit alleges

Chicago Bears' practice field uses stolen tech, lawsuit alleges

The Soldier Field playing surface may routinely resemble a muddy bog come December, but the pristine artificial turf at the Chicago Bears' Lake Forest practice facility uses stolen technology, a federal lawsuit alleges.

FieldTurf USA says it owns the patent to the plastic and rubber-based turf developed by its founder, French Canadian tennis pro Jean Prevost, which is used by a number of NFL teams including the Seattle Seahawks.

In a lawsuit filed in federal court in Chicago on Wednesday, it accuses Downers Grove-based UBU Sports of violating its patent when it installed an almost identical product at the Bears' practice facility.

UBU Sports is "willfully"...

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