Granted Patent
Utility
US 5,698,059 · App. 07/974,649
Filter and method for manufacturing filters
Inventors:
Gerard W. Bilski, Edmond H. Cote, Jr., Steven Arthur Hartzell, Charles Allen Probasco, Steven W. Quist
Patented Case
View Patent ↗
Granted: Dec 16, 1997
Filed: Nov 10, 1992
Inventors
Gerard W. Bilski
Edmond H. Cote, Jr.
Steven Arthur Hartzell
Charles Allen Probasco
Steven W. Quist
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.