Granted Patent
Utility
US 6,673,599 · App. 10/251,554
Process and apparatus for defoaming a bioreactor
Inventors:
Wolfgang Rietschel, Wolfgang Kahlert, Reinhard Kiel
Patented Case
View Patent ↗
Granted: Jan 6, 2004
Filed: Sep 19, 2002
Inventors
Wolfgang Rietschel
Wolfgang Kahlert
Reinhard Kiel
Assignee (at issue)
Sartorius 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.