A New Jersey resident with a pocket monster in his backyard filed what may be the first lawsuit against Niantic Inc. andNintendo Co. for unleashingPokemon Go across the US, claiming that players are coming to his home uninvited in their race to “catch ’em all.”The West Orange man alleged the companies have created a nuisance with their GPS-based game and seeks class-action status on behalf of all Americans whose properties have been trespassed upon by players in search of Pokemon Go monsters.The complaint includes references to Pokemon hunters parading into an Alabama cemetery and the US Holocaust Memorial Museum in Washington and also cites a Massachusetts homeowner visited more than a dozen times within hours of thegame’s release last month.Pokemon Go was developed by San Francisco-based Niantic, with some input fromNintendo . The game’s user map places Pokemon gyms and Pokestops on and adjacent to private properties without owners’ consent, according to the complaint filed on Friday by Jeffrey Marder in federal court in Oakland, California. According to the complaint, “Defendants have shown a flagrant disregard for the foreseeable consequences of populating the real world with virtual Pokemon without seeking the permission of property owners.