Granted Patent
Utility
US 4,834,149 · App. 07/171,457
Method of reconstituting a hazardous material in a vial, relieving pressure therein, and refilling a dosage syringe therefrom
Inventors:
Donald Fournier, Douglas W. Jacobs-Perkins, William R. Tarello
Patented Case
View Patent ↗
Granted: May 30, 1989
Filed: Mar 21, 1988
Inventors
Donald Fournier
Douglas W. Jacobs-Perkins
William R. Tarello
Assignee (at issue)
Survival Technology, 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.