Induction promoter gene and secretory signal gene usable in Schizosaccharomyces pombe, expression vectors having the same, and use thereof

Granted: Oct 10, 2000 Filed: Jun 30, 1999

This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.