Granted Patent
Utility
US 6,730,221 · App. 09/871,148
Dynamic settler
Inventors:
Mark S. Bohn, James Siebarth
Patented Case
View Patent ↗
Granted: May 4, 2004
Filed: May 29, 2001
Inventors
Mark S. Bohn
James Siebarth
Assignee (at issue)
Rentech, Inc.
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.