The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 19, 2013
Filed:
Oct. 27, 2010
Applicants:
Todd S. Parker, Kaysville, UT (US);
James E. Burke, Glenview, IL (US);
Inventors:
Todd S. Parker, Kaysville, UT (US);
James E. Burke, Glenview, IL (US);
Assignee:
Varian Medical Systems, Inc., Palo Alto, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 35/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
Electrically insulating x-ray shielding devices in an x-ray tube. In one example embodiment, an x-ray tube includes an evacuated enclosure, a cathode and an anode at least partially positioned within the evacuated enclosure, and an electrically insulating x-ray shielding device proximate to the evacuated enclosure. The electrically insulating x-ray shielding device includes an oxide or nitride material having an atomic number from 57 to 74.