Granted Patent
Utility
US 6,282,262 · App. 09/437,943
X-ray tube and method of manufacture
Inventor:
Don Warburton
Patented Case
View Patent ↗
Granted: Aug 28, 2001
Filed: Nov 10, 1999
Inventor
Don Warburton
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.