Nike loses key footwear patent in Lululemon feud

Nike fails to uphold key patent covering Flyknit shoe manufacturing methods | PTAB invalidates all claims after prior art challenge by Lululemon.

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Patents

Lululemon counsel on why Nike's 'Flyknit' claim construction faltered

25 April 2025 As the Canadian athleisure brand competes with Nike over running shoe patents, Lululemon's external counsel explains how a jury verdict gives his client the lead.

Patents

Jury hands Lululemon partial victory against Nike in ‘Flyknit’ feud

11 March 2025 Canadian ‘athleisure’ brand did not infringe a patent belonging to Nike | Jury conceded $355K in damages to Nike for expired patent | PTAB due to issue final written decisions on inter partes review of all three patents at issue in the coming months.

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Nike loses key footwear patent in Lululemon feud

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