Chisel

- Wirtgen GmbH
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Description

FIG. 1 is front elevation view of the chisel, the rear elevation view being a mirror image thereof.

FIG. 2 is a perspective view of the chisel of FIG. 1.

FIG. 3 is a top view of the chisel of FIG. 1; and,

FIG. 4 is a bottom view of the chisel of FIG. 1.

The dashed lines are shown for environmental purposes only and form no part of the claimed design.

Claims

What is claimed is the ornamental design for a chisel, as shown and described.

Referenced Cited
U.S. Patent Documents
4240669 December 23, 1980 Rollins
6244665 June 12, 2001 Bise
6250535 June 26, 2001 Sollami
6619756 September 16, 2003 Holl
D520035 May 2, 2006 Kammerer
D627809 November 23, 2010 Kammerer
D636797 April 26, 2011 Kammerer
D637213 May 3, 2011 Kammerer
D742948 November 10, 2015 Kenno
D772315 November 22, 2016 Friederichs
9765619 September 19, 2017 Hahn
D808449 January 23, 2018 Buhr
20080223744 September 18, 2008 Tewes et al.
20090146491 June 11, 2009 Fader
20100148568 June 17, 2010 Latham
20110148179 June 23, 2011 Lehnert et al.
20110204702 August 25, 2011 Lehnert
20110241409 October 6, 2011 Swope
20120080930 April 5, 2012 Latham
20120272552 November 1, 2012 Tack
20130181501 July 18, 2013 Hall
20140117741 May 1, 2014 Lehnert et al.
20150252670 September 10, 2015 Wachsmann
20160229084 August 11, 2016 Lehnert
20160230551 August 11, 2016 Lehnert
20170074098 March 16, 2017 Roth
Foreign Patent Documents
204126648 January 2015 CN
204174516 February 2015 CN
2015043883 April 2015 WO
2015043884 April 2015 WO
Other references
  • Co-pending U.S. Appl. No. 15/023,717, filed Sep. 1, 2014. (not prior art).
  • Co-pending U.S. Appl. No. 15/023,718, filed Sep. 1, 2014. (not prior art).
  • Co-pending U.S. Appl. No. 29/576,855, filed Sep. 7, 2016. (not prior art).
Patent History
Patent number: D819098
Type: Grant
Filed: Dec 13, 2016
Date of Patent: May 29, 2018
Assignee: Wirtgen GmbH
Inventors: Karsten Buhr (Willroth), Andreas Jost (Königswinter), Thomas Lehnert (Oberraden), Cyrus Barimani (Königswinter)
Primary Examiner: Patricia A Palasik
Application Number: 29/587,361
Classifications
Current U.S. Class: Cutting Tool, E.g., Drill Bit, Etc. (D15/139)