

It gets tricky, because the character itself might be public domain, but the specific representation of the character may not be.
There’s also the issue of the fact that you may be right, but still not be able to afford to prove it.
A lawyer would obviously be able to provide more details if they knew the specifics, but it really depends on the context and what exactly is being replicated.
He’s talking about how Jeff said he needs a dishwasher because hand washing dishes takes 1.5 hours a day otherwise (and is a waste of water and energy)