You are free to interpret this comment as prohibition or as my blessing, but...
If it matters, ask your lawyer.
If it doesn't matter, it doesn't matter.
Or to put it another way, trademarks (you've mentioned two) and copyrights (it's a crapshoot) are complex. And in some jurisdictions (notably the US) anybody can sue anyone for anything.
Your risk aversion is yours, not someone else's. Your financial and legal wherewithal is likewise yours.
If it matters, ask your lawyer.
If it doesn't matter, it doesn't matter.
Or to put it another way, trademarks (you've mentioned two) and copyrights (it's a crapshoot) are complex. And in some jurisdictions (notably the US) anybody can sue anyone for anything.
Your risk aversion is yours, not someone else's. Your financial and legal wherewithal is likewise yours.