Most current STD check-ups for women involve taking a swab from high inside the vagina, which is not only an unpleasant experience for the patient, but an unreliable method of testing.

BBC: pipette and samples

Prometheus has a patent on a method for administering the proper dose of a drug by first administering a little, then checking the amount in the patient, and then deciding whether to administer more.

FORBES: Bilski May Take Down Business Method Patents With Him