Flinn Artificial Intelligence sues Anthropic over Claude 1-5 patents

Anthropic faces a new patent lawsuit from Flinn Artificial Intelligence Technologies in Delaware federal court just days before its planned IPO pricing. The suit alleges that Claude AI models from version 1 through 5, including Claude Code, infringe five neural-network patents. This legal challenge joins numerous other copyright, contract, antitrust, and regulatory matters facing the company as it prepares to go public. Open article →