January 5, 1965

The phrase “Home of the Whopper” was trademark registered by Burger King.

Shortly after COVID-19 hit the United States last March, Burger King asked customers to “Stay Home of the Whopper” in order to reduce the spread of the pandemic while showing support for health care professionals.

January 2, 1975

The U.S. Patent Office was renamed the U.S. Patent and Trademark Office to include its new function as a trademarking center.

In USPTO data available in December 2020, trademark registrations for the year surpassed 400,000 with a 9.6 percent increase in applications.