However, Bob Kane didn't swipe it, since Bob Kane never ever drew ANY Batman comic ever in his life.
He also didn't actually create a darn thing, but just ask to create something by DC Comics, what he came up with was terrible, his Bat-Man sucked, he said so himself! So he got Bill Finger to fix it up.
If Bob Kane was anything he was a great producer and promoter, since he got his army of ghost artists to draw and design everything and his ghost writers to write and come up with all the ideas, while he sat back and got famous.
Bob Kane finally at long last gave Bill Finger his just credit, after Bill Finger died of course, in his book:
See belove for Bob Kane quotes of him finally coming clean with the truth:
http://www.thebatsquad.net/finger.htm