Granted Patent
Utility
US 4,215,065 · App. 06/000,451
Acid separation
Inventor:
A. John Solodar
Patented Case
View Patent ↗
Granted: Jul 29, 1980
Filed: Jan 2, 1979
Inventor
A. John Solodar
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.