Granted Patent
Utility
US 6,183,464 · App. 09/087,953
Safety syringe with retractable needle and universal luer coupling
Inventors:
Fraser R. Sharp, Donald A. McLean
Patented Case
View Patent ↗
Granted: Feb 6, 2001
Filed: Jun 1, 1998
Inventors
Fraser R. Sharp
Donald A. McLean
Assignee (at issue)
Inviro Medical Devices, 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.