Granted Patent
Utility
US 4,731,440 · App. 06/900,018
Method of somatotropin solubilization using dimethylsulfone and naturation
Inventors:
Larry A. Bentle, James W. Mitchell, Stephen B. Storrs, Grant T. Shimamoto
Patented Case
View Patent ↗
Granted: Mar 15, 1988
Filed: Aug 25, 1986
Inventors
Larry A. Bentle
James W. Mitchell
Stephen B. Storrs
Grant T. Shimamoto
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.