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:
Jan. 31, 2012
Filed:
Aug. 21, 2009
Applicants:
Manfred Weiser, München, DE;
Rupert Heigl, München, DE;
Inventors:
Manfred Weiser, München, DE;
Rupert Heigl, München, DE;
Assignee:
Brainlab AG, Feldkirchen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01D 18/00 (2006.01); G06K 9/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present application relates to an x-ray marker device comprising an arrangement of x-ray markers, wherein the arrangement defines straight lines which are referred to as device straight lines, wherein at least some of the device straight lines, which are referred to as pyramid straight lines, comprise portions which define edges of at least one pyramid.