Granted Patent
Utility
US 6,398,039 · App. 08/957,211
High efficient acid-gas-removing wicking fiber filters
Inventors:
Lixin Xue, Ronald P. Rohrbach, Daniel E. Bause, Peter D. Unger, Russell Dondero, Gordon W. Jones
Patented Case
View Patent ↗
Granted: Jun 4, 2002
Filed: Oct 24, 1997
Inventors
Lixin Xue
Ronald P. Rohrbach
Daniel E. Bause
Peter D. Unger
Russell Dondero
Gordon W. Jones
Assignee (at issue)
AlliedSignal, 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.