Chisel

- Hilti Aktiengesellschaft
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Description

FIG. 1 is a top perspective view of a chisel according to the design, the bottom perspective view being symmetrical;

FIG. 2 is side perspective view thereof, the opposite side perspective view being symmetrical;

FIG. 3 is a top view thereof, the bottom view being symmetrical;

FIG. 4 is a side view thereof, the opposite side view being symmetrical;

FIG. 5 is a rear view thereof; and,

FIG. 6 is a front view thereof.

Also enclosed is a set of photographs of an embodiment of the design.

Claims

The ornamental design for a chisel, as shown and described.

Referenced Cited
U.S. Patent Documents
D137744 April 1944 Gunderson
3258295 June 1966 Ives et al.
D346103 April 19, 1994 Warner
D482252 November 18, 2003 Hyde
D495567 September 7, 2004 Gontar
D637629 May 10, 2011 Clark
D648356 November 8, 2011 Clark
D689755 September 17, 2013 Quinn et al.
D699089 February 11, 2014 Quinn et al.
20110280678 November 17, 2011 Bohn et al.
20130205603 August 15, 2013 Schneider et al.
Foreign Patent Documents
4208973 July 1993 DE
19914522 October 2000 DE
497307 August 1992 EP
06170748 June 1994 JP
11245222 September 1999 JP
Other references
  • “TE-SP “Wave” Chisels: For better breaking performance—Experience the wave!.” Hilti., Jan. 16, 2014 [online], [retrieved on Jul. 27, 2014]. Retrieved from the Internet <URL: https://www.hilti.co.uk/tesp-wave>.
  • “Flat Chisel.” Irwin Tools., Jul. 15, 2006 [online], [retrieved on Jul. 27, 2014]. Retrieved from the Internet <URL: http://www.irwin.com/Tools/drill-bits/flat-chisel>.
Patent History
Patent number: D752937
Type: Grant
Filed: Aug 6, 2013
Date of Patent: Apr 5, 2016
Assignee: Hilti Aktiengesellschaft (Schaan)
Inventors: Jens Schneider (Feldkirch), Karsten Brandenburg (Feldkirch-Tisis), Zsolt Kosa (Kecskemét), Lajos Tòth (Kecskemét)
Primary Examiner: Philip S Hyder
Assistant Examiner: Darlington Ly
Application Number: 29/462,564
Classifications
Current U.S. Class: D8/70; D8/47