The chip on the right seems very similar to the Three Crown pattern made by RT Plastics in the 1990s and early 2000s.

This is an example of that mold:

I notice on that on ChipGuide that the above chip is identified as Plain Mold.
http://cgcm.themogh.org/cg_chip2.php?id=CAVERT&v=247908429

The guide is not too consistent in giving mold designations to smooth (plain) mold chips.