Granted Patent
Utility
US 4,181,675 · App. 05/943,841
Process for methanol production
Inventors:
Earle C. Makin, K. Keith Okamoto
Patented Case
View Patent ↗
Granted: Jan 1, 1980
Filed: Sep 19, 1978
Inventors
Earle C. Makin
K. Keith Okamoto
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.