The mark consists of an oval with curved lines positioned across it horizontally and vertically. In the center of the oval is the stylized text "GCS". Below the oval is the stylized text "Known Good Die".
021, 023, 026, 036, 038
Design plus words, letters, and/or numbers
Color is not claimed as a feature of the mark.
Globes with meridians and parallels only, Ovals with bars, bands and lines