Color key

- Ivoclar Vivadent AG
Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective front view of a color key, showing our new design

FIG. 2 is a front view thereof.

FIG. 3 is a rear view thereof.

FIG. 4 is a right side view thereof.

FIG. 5 is a left side view thereof.

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown in the figures are included for the purpose of illustrating portions of the color key and form no part of the claimed design.

Claims

The ornamental design for a color key, as shown and described.

Referenced Cited
U.S. Patent Documents
825578 July 1906 Browne
854486 May 1907 Gibson
1244994 October 1917 Leuchsenring
1518608 December 1924 Short
D115948 August 1939 Barnes
4207678 June 17, 1980 Jeannette
D667556 September 18, 2012 Ikenaga
D733890 July 7, 2015 Watzke
D737982 September 1, 2015 Terakawa
20090233253 September 17, 2009 Mrazek
Patent History
Patent number: D798457
Type: Grant
Filed: Jul 8, 2015
Date of Patent: Sep 26, 2017
Assignee: Ivoclar Vivadent AG (Schaan)
Inventors: Martin Bertagnolli (Naturns), Antonio Ferilli (Wängi), Frank Müller (Feldkirch), Wolfgang Ruess (Schellenberg), Thomas Doblander (Hergensweiler)
Primary Examiner: Wan Laymon
Application Number: 29/532,531
Classifications