Granted Patent
Utility
US 4,255,604 · App. 06/101,941
Dehydrocoupling of toluene
Inventors:
Alex N. Williamson, Samuel J. Tremont, Arthur J. Solodar
Patented Case
View Patent ↗
Granted: Mar 10, 1981
Filed: Dec 10, 1979
Inventors
Alex N. Williamson
Samuel J. Tremont
Arthur J. 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.