Granted Patent
Utility
US 4,337,174 · App. 06/232,441
Method for preparing a catalyst and intermediate formed thereby
Inventors:
Ramon A. Mount, Harold Raffelson
Patented Case
View Patent ↗
Granted: Jun 29, 1982
Filed: Feb 2, 1981
Inventors
Ramon A. Mount
Harold Raffelson
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.