proprietary name

[pruh-prahy-i-ter-ee neym]

noun

1. a name of a product or service that is protected by a patent, copyright, or trademark and cannot be used by another party for commercial purposes without permission of the registered owner or licensee.

proprietary name

noun

1. a name that is a trademark

Word History and Origins

Origin of proprietary name¹

First recorded in 1895–1900