I am almost done with my "addslashes" patent. Given a string, my algorithm will put a backslash in front of all quotes. It's been rejected 4 times and cost $32

I am almost done with my "addslashes" patent. Given a string, my algorithm will put a backslash in front of all quotes. It's been rejected 4 times and cost $32k, but, this next time my lawyer informed me it's going in.