Granted Patent
Utility
US 5,093,253 · App. 07/547,565
Method for microbial immobilization by entrapment in gellan gum
Inventor:
Carol L. Nolan
Patented Case
View Patent ↗
Granted: Mar 3, 1992
Filed: Jul 2, 1990
Inventor
Carol L. Nolan
Assignee (at issue)
Monsanto Company
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.