Granted Patent
Utility
US 6,577,828 · App. 09/453,084
Ozone catalytic converter unit of optimal design
Inventor:
Elliot D. Ramos
Patented Case
View Patent ↗
Granted: Jun 10, 2003
Filed: Dec 2, 1999
Inventor
Elliot D. Ramos
Assignee (at issue)
Xerox 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.