Granted Patent
Utility
US 5,782,860 · App. 08/798,870
Closure device for percutaneous occlusion of puncture sites and tracts in the human body and method
Inventors:
Gordon H. Epstein, Todd E. Lempert
Patented Case
View Patent ↗
Granted: Jul 21, 1998
Filed: Feb 11, 1997
Inventors
Gordon H. Epstein
Todd E. Lempert
Assignee (at issue)
Biointerventional Corporation
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.