Granted Patent
Utility
US 6,749,049 · App. 10/243,902
Torque limiting coupling
Inventors:
Klaus Kampf, Norbert Fartmann, Karl Coenen
Patented Case
View Patent ↗
Granted: Jun 15, 2004
Filed: Sep 13, 2002
Inventors
Klaus Kampf
Norbert Fartmann
Karl Coenen
Assignee (at issue)
GKN Walterscheid 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.