Granted Patent
Utility
US 6,802,487 · App. 10/202,146
Flow regulating apparatus for a fluid, in particular a pneumatic choke valve
Inventors:
Jurgen Heun, Markus Lobel, Jorg Fuhrmann
Patented Case
View Patent ↗
Granted: Oct 12, 2004
Filed: Jul 24, 2002
Inventors
Jurgen Heun
Markus Lobel
Jorg Fuhrmann
Assignee (at issue)
Demag Cranes & Components 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.