The 'Sophisticated User Doctrine' In California

Law360, New York (July 8, 2008, 12:00 AM EDT) -- In April 2008, in Johnson v. American Standard Inc., 2008 WL 878933 (Cal. Apr. 3, 2008), the California Supreme Court unanimously held that a manufacturer is not liable to a sophisticated user of its product for failing to warn of dangers about which the sophisticated user knew or should have known.

In recognizing the “sophisticated user doctrine,” California applied sound and reasoned principles that limit manufacturers’ liability for failure to warn.

The Johnson Decision

In Johnson, plaintiff William Johnson alleged that he had been injured by...
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