Granted Patent
Utility
US 4,156,713 · App. 05/836,103
Production of chlorine dioxide
Inventor:
Willard A. Fuller
Patented Case
View Patent ↗
Granted: May 29, 1979
Filed: Sep 23, 1977
Inventor
Willard A. Fuller
Assignee (at issue)
Hooker Chemicals & Plastics 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.