Granted Patent
Utility
US 6,400,799 · App. 09/351,579
X-ray tube cooling system
Inventor:
Gregory C. Andrews
Patented Case
View Patent ↗
Granted: Jun 4, 2002
Filed: Jul 12, 1999
Inventor
Gregory C. Andrews
Assignee (at issue)
VARIAN MEDICAL SYSTEMS, 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.