Granted Patent
Utility
US 5,599,302 · App. 08/369,812
Medical injection system and method, gas spring thereof and launching device using gas spring
Inventors:
Stephen John Lilley, Hugh F. Taylor, David R. Theobald, Craig J. Carlson, David I. Rosen, Thomas R. Johnson
Patented Case
View Patent ↗
Granted: Feb 4, 1997
Filed: Jan 9, 1995
Inventors
Stephen John Lilley
Hugh F. Taylor
David R. Theobald
Craig J. Carlson
David I. Rosen
Thomas R. Johnson
Assignee (at issue)
MEDI-JECT CORPORATION
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.