Granted Patent
Utility
US 6,608,542 · App. 10/216,274
Switching relay with improved armature spring
Inventors:
Karsten Pietsch, Thomas Haehnel
Patented Case
View Patent ↗
Granted: Aug 19, 2003
Filed: Aug 9, 2002
Inventors
Karsten Pietsch
Thomas Haehnel
Assignee (at issue)
Tyco Electronics AMP 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.