I’ve never thought so.
Neither does Techdirt‘s Mike Masnick — not surprisingly — concerning the tactics employed by the Susan G. Komen for the Cure operation and its assertion of ownership over the color pink.
UPDATE: This story turns out to have all kinds of legs.

"Is trademark bullying okay if you're on the side of the angels?" [@roncoleman] http://bit.ly/g3bIqD
Is trademark bullying okay if you’re on the side of the angels? http://bit.ly/eCLwzu