Granted Patent
Utility
US 6,403,573 · App. 09/870,032
Compounds of azetidine and pyrrolidin
Inventors:
Dirk Leysen, Johannes H. Wieringa, Christophorus Louis Eduard Broekkamp
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: May 30, 2001
Inventors
Dirk Leysen
Johannes H. Wieringa
Christophorus Louis Eduard Broekkamp
Assignee (at issue)
AKZO NOBEL N.V.
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.