Granted Patent
Utility
US 5,682,016 · App. 08/219,632
Filter cage
Inventors:
Brent A. James, Garrick D. James
Patented Case
View Patent ↗
Granted: Oct 28, 1997
Filed: Mar 29, 1994
Inventors
Brent A. James
Garrick D. James
Assignee (at issue)
Diversified Control, 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.