Granted Patent
Utility
US 6,568,844 · App. 09/600,548
Device for in-vessel treatment
Inventors:
Nils Arthun, Sten Johansson, Håkan Samuelsson
Patented Case
View Patent ↗
Granted: May 27, 2003
Filed: Jul 17, 2000
Inventors
Nils Arthun
Sten Johansson
Håkan Samuelsson
Assignee (at issue)
Novaseptic Equipment AB
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.