Granted Patent
Utility
US 6,506,300 · App. 09/855,788
Distributor plate for crossflow cassette-type filtration appliances
Inventors:
Knut Kuss, Karl Pischke
Patented Case
View Patent ↗
Granted: Jan 14, 2003
Filed: May 15, 2001
Inventors
Knut Kuss
Karl Pischke
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.