Granted Patent
Utility
US 4,312,955 · App. 06/211,926
Process for the production of methanol from synthesis gas
Inventor:
William J. Bartley
Patented Case
View Patent ↗
Granted: Jan 26, 1982
Filed: Dec 1, 1980
Inventor
William J. Bartley
Assignee (at issue)
Union Carbide Corporation
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.