Granted Patent
Utility
US 6,828,576 · App. 10/633,920
UV LED light projection method and apparatus
Inventor:
Paul Spivak
Patented Case
View Patent ↗
Granted: Dec 7, 2004
Filed: Aug 4, 2003
Inventor
Paul Spivak
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.