Bing (search engine) without merit because these companies filed for U.S. federal trademark applications only after Microsoft filed for the Bing trademark in March 2009. On July 29, 2009, Microsoft and Yahoo! announced that they had made a ten-year deal in which the Yahoo! search engine would be replaced by Bing, retaining the Yahoo! user interface. Yahoo! will get to keep 88% of the revenue from all search ad sales on its site for the first five years of the deal, and have the right to sell advertising on some Microsoft sites. All Yahoo! Search global customers and partners made the transition by
Search engine privacy DuckDuckGo. There have been several well publicized breaches of search engine user privacy that occurred with companies like AOL and Yahoo. For individuals interested in preserving their privacy from search engines, there are many routes available to them, such as using an anonymity software like Tor that attempts to separate the user's location and information from their search. Search engines generally have privacy policies in order to inform users about what data of theirs they may be collecting and what purposes it may be used for. While these policies may be an attempt at transparency by search engines, many people