Granted Patent
Utility
US 5,360,736 · App. 07/893,295
Process for attenuated varicella zoster virus vaccine production
Inventors:
Philip J. Provost, David L. Krah, Paul A. Friedman
Patented Case
View Patent ↗
Granted: Nov 1, 1994
Filed: Jun 4, 1992
Inventors
Philip J. Provost
David L. Krah
Paul A. Friedman
Assignee (at issue)
MERCK & CO., 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.