Here: A method for aiding transportation by erect ambulation using lower appendages. You can not only sue most humans, but primates and meerkats as well. Serio

Here: A method for aiding transportation by erect ambulation using lower appendages. You can not only sue most humans, but primates and meerkats as well. Seriously, how on earth do such patents get granted? I fail to see the invention in this patent claim. Is the patent office confused by the obscure language?