Granted Patent
Utility
US 6,586,719 · App. 09/581,881
Device for detecting the positional change between two bodies moving in relation to one another
Inventors:
Karlheinz Bartzke, Stefan Mack, Gunter Maschke, Matthias Burkhardt, Peter Ditas
Patented Case
View Patent ↗
Granted: Jul 1, 2003
Filed: Sep 15, 2000
Inventors
Karlheinz Bartzke
Stefan Mack
Gunter Maschke
Matthias Burkhardt
Peter Ditas
Assignee (at issue)
Carl Zeiss Jena 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.