Chisel bit

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Description

The FIGURE is a perspective view of the chisel bit.

Claims

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

Referenced Cited
U.S. Patent Documents
4818027 April 4, 1989 Simon
5088797 February 18, 1992 O'Neill
5302005 April 12, 1994 O'Neill
5378050 January 3, 1995 Kammerer et al.
5683144 November 4, 1997 Kammerer et al.
D420103 February 1, 2000 Rude
D429262 August 8, 2000 Streich
6199956 March 13, 2001 Kammerer
6378952 April 30, 2002 Moosmann et al.
6428111 August 6, 2002 Kammerer
6508516 January 21, 2003 Kammerer
6619757 September 16, 2003 Kammerer
6644755 November 11, 2003 Kammerer
6712431 March 30, 2004 Bosch et al.
6786557 September 7, 2004 Montgomery, Jr.
6966611 November 22, 2005 Sollami
D520035 May 2, 2006 Kammerer
D558242 December 25, 2007 Chiang
D570886 June 10, 2008 Chiang
D572735 July 8, 2008 Kammerer
7490912 February 17, 2009 Holl
20070257545 November 8, 2007 Mouthaan et al.
20080143168 June 19, 2008 Ferreri et al.
Other references
  • U.S. Appl. No. 29/364,290, filed Jun. 22, 2010 to Kammerer (not prior art).
  • U.S. Appl. No. 29/364,293, filed Jun. 22, 2010 to Kammerer (not prior art).
  • U.S. Appl. No. 29/364,294, filed Jun. 22, 2010 to Kammerer (not prior art).
  • U.S. Appl. No. 12/740,017, filed Oct. 16, 2008 to Kramer et al. (not prior art).
Patent History
Patent number: D637213
Type: Grant
Filed: Jun 22, 2010
Date of Patent: May 3, 2011
Assignee: BETEK Bergbau- und Hartmetalltechnik Karl-Heinz Simon GmbH & Co. KG
Inventor: Karl Kammerer (Fluorn-Winzeln)
Primary Examiner: Patricia Palasik
Attorney: Waddey & Patterson, P.C.
Application Number: 29/364,292
Classifications
Current U.S. Class: Cutting Tool, E.g., Drill Bit, Etc. (D15/139)