Granted Patent
Utility
US 5,725,123 · App. 08/805,653
System for closing containers
Inventor:
Hans Otto-Nagels
Patented Case
View Patent ↗
Granted: Mar 10, 1998
Filed: Feb 27, 1997
Inventor
Hans Otto-Nagels
Assignee (at issue)
Heraeus Instruments GmbH
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.