Granted Patent
Utility
US 6,233,748 · App. 09/127,356
Environmental protection system
Inventors:
Paul Daniel Gieger, Peter Andrew Barnett
Patented Case
View Patent ↗
Granted: May 22, 2001
Filed: Jul 31, 1998
Inventors
Paul Daniel Gieger
Peter Andrew Barnett
Assignee (at issue)
Integrated Medical Systems, 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.