The mark consists of The spelling of "Avogadro" is in lowercase letters. The first "a" is underlined. The "LS" is capitalized. "Avogadro" is the last name of an 18th century scientist who most noted for his contribution to molecular theory now known as Avogadro's law, which states that equal volumes of gases under the same conditions of temperature and pressure will contain equal numbers of molecules. The name does not have any particular relationship to the pharmaceutical industry.