Symbol for statistically independent events in LaTeX, Unicode, etc

Can someone point me to Unicode and/or LaTeX symbol that's used to indicate that two events are statistically independent? Ideally, it should be possible to produce this symbol in the equation editor in Word 2007.

It should look like a horizontal bar with two vertical bars sticking out, sort of like a simple upside-down π.

Edit: this is the symbol:


Are you looking for the coproduct symbol ∐? This is the N-ary Coproduct symbol (U+2210) in Unicode, \coprod in LaTeX.