Atari and Tengen reverse-engineered Nintendo's 10NES security system while trying to build their own route into the NES platform.

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"Atari and Tengen reverse-engineered Nintendo’s 10NES security system while trying to build their own route into the NES platform."

The court documents Atari's attempts beginning in 1986 to analyze and replicate 10NES, including examining communications between chips and physically analyzing the chips themselves.

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Source title Atari Games Corp. and Tengen, Inc., Plaintiffs-appellants, v. Nintendo of America Inc. and Nintendo Co., Ltd., Defendants-appellees, 975 F.2d 832 (Fed. Cir. 1992)

Source authors U.S. Court of Appeals for the Federal Circuit

Source year 1992

Confidence high

Importance high