Granted Patent
Utility
US 6,670,619 · App. 10/015,427
Transilluminator
Inventor:
Alex Waluszko
Patented Case
View Patent ↗
Granted: Dec 30, 2003
Filed: Dec 12, 2001
Inventor
Alex Waluszko
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.