Granted Patent
Utility
US 5,350,679 · App. 08/075,436
Repeat insult microbial test method
Inventor:
Carol Hess
Patented Case
View Patent ↗
Granted: Sep 27, 1994
Filed: Jun 14, 1993
Inventor
Carol Hess
Assignee (at issue)
Dow Corning Corporation
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.