The signature logo was “one of the longest-used company emblems in the world,” J&J declared in a 2017 website post. But it started showing its age in an era of texting and emojis.

The logo of Johnson & Johnson is seen on a Brussels' office of the company in Diegem, Belgium September 21, 2023. REUTERS/Yves Herman/File Photo Purchase Licensing Rights , opens new tab Companies ...