Granted Patent
Utility
US 4,041,082 · App. 05/599,198
Process for producing aldehydes
Inventors:
Takeru Onoda, Tetsuo Masuyama
Patented Case
View Patent ↗
Granted: Aug 9, 1977
Filed: Jul 25, 1975
Inventors
Takeru Onoda
Tetsuo Masuyama
Assignee (at issue)
Mitsubishi Chemical Industries, Ltd.
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.