About 2 Trademarks found that are owned by Amanda Stein

Color is not claimed as a feature of the mark.

"QDM" AND "IO"

The mark consists of the wording "EuQlid" in stylized form, and in mirror image below.

Non-medical imaging devices for diamonds, namely, electronic imaging devices using properties of solid-state defects, including nitrogen-vacancy defects in diamonds, to determine characteristics, functions, and activities of integrated circuits; microscopes; parts for microscopes, namely, accessories to interface microscopes with integrated circuit devices