Granted Patent
Utility
US 6,162,242 · App. 09/235,104
Selective photodynamic treatment
Inventor:
Gholam A. Peyman
Patented Case
View Patent ↗
Granted: Dec 19, 2000
Filed: Jan 21, 1999
Inventor
Gholam A. Peyman
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.