Ring shank

- De Beers Centenary AG
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Description

FIG. 1 is a top perspective view of a ring shank illustrating the new design;

FIG. 2 is a bottom perspective view of the ring shank illustrated in FIG. 1;

FIG. 3 is a left side elevational view of the ring shank illustrated in FIG. 1 (the right side elevational view is a mirror image of FIG. 3); and,

FIG. 4 is a front view of the ring shank illustrated in FIG. 1.

Claims

The ornamental design for a ring shank, as shown and described.

Referenced Cited
U.S. Patent Documents
2775878 January 1957 Eichhorn
D387001 December 2, 1997 Perrin et al.
D441312 May 1, 2001 Bruni
6532765 March 18, 2003 Hurwitz
D578923 October 21, 2008 Nisguretsky
D578924 October 21, 2008 Nisguretsky
D589838 April 7, 2009 Nisguretsky
D590291 April 14, 2009 Brescia
D591636 May 5, 2009 Nisguretsky
20070151295 July 5, 2007 Picardi
Patent History
Patent number: D602802
Type: Grant
Filed: Aug 1, 2008
Date of Patent: Oct 27, 2009
Assignee: De Beers Centenary AG (Lucerne)
Inventor: Constantino Papadimitriou (Milan)
Primary Examiner: Cathron C Brooks
Assistant Examiner: Melanie Levy
Attorney: Sonnenschein Nath & Rosenthal LLP
Application Number: 29/322,359
Classifications