Granted Patent
Utility
US 6,579,495 · App. 09/626,603
Hand-held ultraviolet water purification system using solid state devices
Inventor:
Miles Maiden
Patented Case
View Patent ↗
Granted: Jun 17, 2003
Filed: Jul 27, 2000
Inventor
Miles Maiden
Assignee (at issue)
Hydro-Photon, 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.