Granted Patent
Utility
US 5,494,816 · App. 08/263,098
Enhanced indole biosynthesis
Inventor:
Douglas C. Murdock
Patented Case
View Patent ↗
Granted: Feb 27, 1996
Filed: Jun 21, 1994
Inventor
Douglas C. Murdock
Assignee (at issue)
Amgen Inc.
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.