(INAL as well, but as far as I know:) Trademark fair use is different from copyright fair use. In short trademark fair use is if you use it to reference the ori

(INAL as well, but as far as I know:) Trademark fair use is different from copyright fair use. In short trademark fair use is if you use it to reference the original (e.g., "compatible with WindowsTM") or if its not used as a trademark to describe your service. (WD-40 example I found used "inhibitor" while "THE INHIBITOR" was trademarked)