Granted Patent
Utility
US 5,354,272 · App. 08/025,002
Improved injectate delivery system
Inventors:
David L. Swendson, David J. Evans, Lucien Attal
Patented Case
View Patent ↗
Granted: Oct 11, 1994
Filed: Mar 2, 1993
Inventors
David L. Swendson
David J. Evans
Lucien Attal
Assignee (at issue)
Baxter International 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.