Granted Patent
Utility
US 6,565,540 · App. 09/700,667
Injection syringe with needle shield loaded with a spring
Inventors:
Eric Perouse, Yves Arnissolle
Patented Case
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Granted: May 20, 2003
Filed: Nov 17, 2000
Inventors
Eric Perouse
Yves Arnissolle
Assignee (at issue)
Sedat
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.