Granted Patent
Utility
US 5,841,023 · App. 08/114,896
Magnet for medical instrument
Inventors:
James R. Parker, William J. Murphy, Charles L. Thomeczek, Jr., Daniel L. Kennedy, Gary T. Neel, David E. Storvick
Patented Case
View Patent ↗
Granted: Nov 24, 1998
Filed: Aug 31, 1993
Inventors
James R. Parker
William J. Murphy
Charles L. Thomeczek, Jr.
Daniel L. Kennedy
Gary T. Neel
David E. Storvick
Assignee (at issue)
Boehringer Mannheim GmbH
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.