Granted Patent
Utility
US 6,390,305 · App. 09/574,936
Saturant binder systems for high performance air and oil filters
Inventors:
John J. Rabasco, Ronald Bernal Jones, William E. Lenney, George Davidowich
Patented Case
View Patent ↗
Granted: May 21, 2002
Filed: May 19, 2000
Inventors
John J. Rabasco
Ronald Bernal Jones
William E. Lenney
George Davidowich
Assignee (at issue)
Air Products Polymers, L.P.
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.