Granted Patent
Utility
US 3,975,505 · App. 05/532,666
Production of chlorine dioxide
Inventor:
Willard A. Fuller
Patented Case
View Patent ↗
Granted: Aug 17, 1976
Filed: Dec 13, 1974
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.