Granted Patent
Utility
US 6,720,766 · App. 10/345,988
Thin film phantoms and phantom systems
Inventors:
Kevin J. Parker, Daniel Phillips
Patented Case
View Patent ↗
Granted: Apr 13, 2004
Filed: Jan 17, 2003
Inventors
Kevin J. Parker
Daniel Phillips
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.