Granted Patent
Utility
US 6,214,577 · App. 08/466,460
Yeast vectors conferring antibiotic resistance
Inventor:
Robert R. Yocum
Patented Case
View Patent ↗
Granted: Apr 10, 2001
Filed: Jun 6, 1995
Inventor
Robert R. Yocum
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.