Granted Patent
Utility
US 6,581,284 · App. 10/267,780
Device and process for joining fitting parts on hollow profiles by means of fluid high internal pressure
Inventors:
Henning Bloecker, Martin Kruessmann, Jochen Paus
Patented Case
View Patent ↗
Granted: Jun 24, 2003
Filed: Oct 10, 2002
Inventors
Henning Bloecker
Martin Kruessmann
Jochen Paus
Assignee (at issue)
Daimlerchrysler AG
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.