Granted Patent
Utility
US 5,827,641 · App. 08/337,830
In vitro cornea equivalent model
Inventors:
Nancy Parenteau, Valerie Susan MASON, Bjorn Olsen
Patented Case
View Patent ↗
Granted: Oct 27, 1998
Filed: Nov 8, 1994
Inventors
Nancy Parenteau
Valerie Susan MASON
Bjorn Olsen
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.