Granted Patent
Utility
US 6,168,775 · App. 09/140,265
Catalyst and process for direct catalystic production of hydrogen peroxide, (H2O2)
Inventors:
Bing Zhou, Lap-Keung Lee
Patented Case
View Patent ↗
Granted: Jan 2, 2001
Filed: Aug 26, 1998
Inventors
Bing Zhou
Lap-Keung Lee
Assignee (at issue)
Hydrocarbon Technologies
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.