Polymarket has filed trademark applications for "POLY" and "$POLY" with the U.S. Patent and Trademark Office, signaling concrete steps toward launching its long-anticipated native token, even as the prediction market faces mounting regulatory challenges. The filings, submitted Thursday by Polymarket's parent company Blockratize Inc., cover trademark protection for “cryptocurrency services, financial trading platforms, and blockchain-based payment systems.” Both applications describe services for "provid ...