Granted Patent
Utility
US 6,344,031 · App. 09/637,873
Safety syringe needle device with interchangeable and retractable needle platform
Inventors:
Laurel A. Novacek, Fraser R. Sharp, Donald A. McLean
Patented Case
View Patent ↗
Granted: Feb 5, 2002
Filed: Aug 15, 2000
Inventors
Laurel A. Novacek
Fraser R. Sharp
Donald A. McLean
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.