Granted Patent
Utility
US 6,558,358 · App. 09/923,756
Multiple-dose syringe
Inventors:
Jack P. Rosoff, Michael N. Hirsch, Ali Salem
Patented Case
View Patent ↗
Granted: May 6, 2003
Filed: Aug 6, 2001
Inventors
Jack P. Rosoff
Michael N. Hirsch
Ali Salem
Assignee (at issue)
Tri-Med International, LLC
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.