Rosetta Stone the Napoleonic Wars, a long-running dispute over the relative value of Young and Champollion's contributions to the decipherment and, since 2003, demands for the stone's return to Egypt. Two other fragmentary copies of the same decree were discovered later, and several similar Egyptian bilingual or trilingual inscriptions are now known, including two slightly earlier Ptolemaic decrees (the Decree of Canopus in 238 BC, and the Memphis decree of Ptolemy IV, c. 218 BC). The Rosetta Stone is, therefore, no longer unique, but it was the essential key to modern understanding of Ancient Egyptian literature and civilisation. The term "Rosetta Stone"
Rosetta Stone Ltd. v. Google, Inc. The district court had granted Google's motion for summary judgment as to the dilution claim for two reasons. First, Google's use of Rosetta Stone's mark was not to identify its own goods and services and therefore the Lanham Act's nominative fair use provisions shielded Google from Rosetta Stone's claim. Second, Rosetta Stone's trademark was not diluted because Rosetta Stone had failed to establish that Google's use was likely to impair the distinctiveness of the famous mark or likely to harm the reputation of the famous mark. In ruling against dilution, the district court primarily relied on an increase of Rosetta