Patent 7339064 was granted and assigned to Takeda Pharmaceutical Company on March, 2008 by the United States Patent and Trademark Office.
A novel crystal of (R)-2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]sulfinyl]-1H-benzimidazole or a salt thereof of the present invention is useful for an excellent antiulcer agent.