The challenge to secure registration is even greater because slogans are often treated merely as a form of advertisement rather than a source identifier (indeed, this might be the case even if the hashtag-based mark includes a well-known registered mark).Trade marks go socialPerhaps there is another way to view hashtag marks such as those above, based on the approach suggested by Judge Kozinski of the U.S. 9th Circuit Court of Appeals.In Plasticolor Molded Products… [read post]