Granted Patent
Utility
US 5,658,259 · App. 08/545,149
Dental cartridge assembly auto-injector with protective needle cover
Inventors:
William Robert Pearson, David Edward Spady, Claudio Lopez, Hyung-Jae Lee, John G. Wilmot, N. Lawrence Dalling
Patented Case
View Patent ↗
Granted: Aug 19, 1997
Filed: Oct 19, 1995
Inventors
William Robert Pearson
David Edward Spady
Claudio Lopez
Hyung-Jae Lee
John G. Wilmot
N. Lawrence Dalling
Assignee (at issue)
Meridian Medical 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.