Granted Patent
Utility
US 5,421,821 · App. 08/150,956
Verres needle system and method
Inventors:
Thomas Janicki, Scott C. Marlow, Haans K. Petruschke, Donald B. Coon
Patented Case
View Patent ↗
Granted: Jun 6, 1995
Filed: Nov 12, 1993
Inventors
Thomas Janicki
Scott C. Marlow
Haans K. Petruschke
Donald B. Coon
Assignee (at issue)
Marlow Surgical Technologies, 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.