Anyway, it doesn't seem inappropriate to at least make a show about trying to enforce it.
http://en.wikipedia.org/wiki/Linoleum#Loss_of_trademark_prot...
When I used to read writing magazines, the backs always had a number of paid-for messages saying things like, "You don't xerox a xerox on a xerox".
Anyway, it doesn't seem inappropriate to at least make a show about trying to enforce it.