Yet another trademark lawsuit …
.. infringes on the store’s “De Boulle Mark”..
De Boulle contends that “use of the mark ‘DB’ or any form thereof by [De Beers], infringes on, dilutes, and constitutes unfair competition with Plaintiff’s rights in its ‘dB’ and ‘deB’ marks used in commerce in connection with the sale of diamonds, timepieces, and jewelry.”
UPDATE: This is a new lawsuit, but there is a history here. See this article.