“The House of Representatives passed H.R. 683, the Trademark Dilution Revision Act of 2005 as an amendment to the 1946 Trademark Act. […] My concern about H.R. 683 is that it seems to open a door for suing a photographer on grounds that amount to defamation of a trademark.” Richard Weisgrau. People working in the movie business will be quite familiar with this problem, so it’s hardly new or something that exclusively photographers have to deal with.