Tesla quietly filed a trademark for the long-awaited Roadster's badging in April. Tesla Tesla quietly filed another trademark application for the Roadster's logo in late April. The filing covered EVs, charging gear, apparel, and even infant clothing. Tesla announced the new Roadster in 2017, but the sports car has missed its debut targets for years. Tesla's long-delayed second-generation Roadster just got another small sign of life. On April 28, the automaker filed a trademark application for a new Roadster logo tied to its long-awaited halo EV. The insignia is a "triangle-shaped figure with bent corners" that includes "four vertical lines at the bottom." The filing covers electric vehicles, home charging equipment, vehicle services, and apparel — including hats, footwear, and even infant wear — suggesting Tesla may be positioning the Roadster brand for uses beyond the high-priced sports car itself. The trademark filing was first spotted by Tesla investor Sawyer Merritt. I found something cool.…