Granted Patent
Utility
US 5,897,852 · App. 08/803,660
Container with freeze-dried vaccine components
Inventors:
Antonius Theodorus Maria Wilderbeek, Hans Almer Middelbeek
Patented Case
View Patent ↗
Granted: Apr 27, 1999
Filed: Feb 21, 1997
Inventors
Antonius Theodorus Maria Wilderbeek
Hans Almer Middelbeek
Assignee (at issue)
AKZO NOBEL N.V.
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.