IHOP(restaurant) has filed a lawsuit agianst IHOP(international house of prayer) for using the same acronym is there an amendment that can justify your answer for why or why not IHOP(restaurant) can sue IHOP(prayer)|||IHOP can sue anyone for anything. If you are asking about whether such a suit might be successful, IHOP might be a trademark. If there is any risk of consumer confusion a court can prohibit the use of the trademark.

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