Granted Patent
Utility
US 5,968,807 · App. 07/837,666
Culture media containing glycerol that are pH and color stable when heat sterilized
Inventor:
James Jay Kaiser
Patented Case
View Patent ↗
Granted: Oct 19, 1999
Filed: Feb 14, 1992
Inventor
James Jay Kaiser
Assignee (at issue)
Getinge/Castle, 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.