Granted Patent
Utility
US 5,536,879 · App. 08/510,157
Process for preparing optically active amino alcohols
Inventors:
Stefan Antons, Bernhard Beitzke
Patented Case
View Patent ↗
Granted: Jul 16, 1996
Filed: Aug 2, 1995
Inventors
Stefan Antons
Bernhard Beitzke
Assignee (at issue)
Bayer Aktiengesellschaft
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.