Granted Patent
Utility
US 6,448,062 · App. 09/430,398
Simultaneous cleaning and decontaminating compositions and methods
Inventors:
Stanley W. Huth, Zhi-Jian Yu
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Oct 29, 1999
Inventors
Stanley W. Huth
Zhi-Jian Yu
Assignee (at issue)
METREX RESEARCH, LLC
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.