Rosetta Stone Athanasius Kircher in the 17th, and Georg Zoëga in the 18th. The discovery of the Rosetta Stone in 1799 provided critical missing information, gradually revealed by a succession of scholars, that eventually allowed Jean-François Champollion to solve the puzzle that Kircher had called the riddle of the Sphinx. The Greek text on the Rosetta Stone provided the starting point. Ancient Greek was widely known to scholars, but they were not familiar with details of its use in the Hellenistic period as a government language in Ptolemaic Egypt; large-scale discoveries of Greek papyri were a long way in the future. Thus,
Rosetta Stone Ltd. v. Google, Inc. court also granted Google's motion to dismiss Rosetta Stone's unjust enrichment claim. Rosetta Stone appealed to the Fourth Circuit on all claims, which reviewed the case de novo. The Fourth Circuit reversed the district court's grant of summary judgment for the direct trademark infringement, contributory trademark infringement and trademark dilution. The Court affirmed the grant of summary judgment for the vicarious trademark infringement claim and upheld the motion to dismiss for unjust enrichment on a different reasoning than the district court. To prevail on a direct trademark infringement under the Lanham Act a plaintiff must prove: On appeal only the