Granted Patent
Utility
US 5,582,632 · App. 08/241,100
Corona-assisted electrostatic filtration apparatus and method
Inventors:
Ronald Sinclair Nohr, John Gavin MacDonald
Patented Case
View Patent ↗
Granted: Dec 10, 1996
Filed: May 11, 1994
Inventors
Ronald Sinclair Nohr
John Gavin MacDonald
Assignee (at issue)
Kimberly-Clark 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.