Granted Patent
Utility
US 4,388,101 · App. 06/020,399
Non-pressure nitrogen carrier fertilizer solutions and dispersions and process of manufacture
Inventor:
Robert Lowder
Patented Case
View Patent ↗
Granted: Jun 14, 1983
Filed: Mar 14, 1979
Inventor
Robert Lowder
Assignee (at issue)
Occidental Chemical Agricultural Products, 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.