Check out claim #9
US Pat # 20040161257
Original link comes from
Note, I don't think this has been issued, just submitted, but I'm unsure."
Submission Summary: 0 pending, 1 declined, 0 accepted (1 total, 0.00% accepted)
There are two major products that come out of Berkeley: LSD and UNIX. We don't believe this to be a coincidence. -- Jeremy S. Anderson