Granted Patent
Utility
US 6,417,423 · App. 09/549,991
Reactive nanoparticles as destructive adsorbents for biological and chemical contamination
Inventors:
Olga Koper, Kenneth J. Klabunde, John S. Klabunde
Patented Case
View Patent ↗
Granted: Jul 9, 2002
Filed: Apr 14, 2000
Inventors
Olga Koper
Kenneth J. Klabunde
John S. Klabunde
Assignee (at issue)
NanoScale Materials, Inc.
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.