Granted Patent
Utility
US 5,108,421 · App. 07/591,342
Insertion assembly and method of inserting a vessel plug into the body of a patient
Inventor:
Bradford C. Fowler
Patented Case
View Patent ↗
Granted: Apr 28, 1992
Filed: Oct 1, 1990
Inventor
Bradford C. Fowler
Assignee (at issue)
QuinTron Instrument Company, 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.