Granted Patent
Utility
US 5,948,425 · App. 08/768,236
Device and method for sealing puncture wounds
Inventors:
Ernst Janzen, Gunter Ruttgers, Lawrence Saper
Patented Case
View Patent ↗
Granted: Sep 7, 1999
Filed: Dec 17, 1996
Inventors
Ernst Janzen
Gunter Ruttgers
Lawrence Saper
Assignee (at issue)
Datascope Investment Corp.
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.