Granted Patent
Utility
US 6,689,890 · App. 10/323,537
Efficient lactam synthesis
Inventors:
Kyung Woon Jung, Cheol Yoon
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: Dec 18, 2002
Inventors
Kyung Woon Jung
Cheol Yoon
Assignee (at issue)
University of South Florida
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.