Drilling tool

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a first elevation view of a drilling tool in accordance with the design.

FIG. 2 is a second elevation of the drilling tool of FIG. 1, viewed from a different angle.

FIG. 3 is a top plan view of the drilling tool; and,

FIG. 4 is a bottom plan view of the drilling tool.

It is to be understood that broken lines in the drawings are intended for illustrative purposes only, and do not form part of the claimed design.

Claims

The ornamental design for a drilling tool, as shown and described.

Referenced Cited
U.S. Patent Documents
2086751 July 1937 Taylor
D118877 February 1940 Hokanson
2976944 March 1961 Bassinger
4098362 July 4, 1978 Bonnice
4385669 May 31, 1983 Knutsen
4598779 July 8, 1986 Liljekvist et al.
5145017 September 8, 1992 Holster et al.
5474143 December 12, 1995 Majkovic
D382887 August 26, 1997 Hollar et al.
5722496 March 3, 1998 Connell et al.
5819862 October 13, 1998 Matthias et al.
6039127 March 21, 2000 Myers
6209667 April 3, 2001 Murray et al.
6213229 April 10, 2001 Majkovic
6234261 May 22, 2001 Evans et al.
D454143 March 5, 2002 Åsberg
6494275 December 17, 2002 Åsberg et al.
D496948 October 5, 2004 Charland et al.
20020112894 August 22, 2002 Caraway
Other references
  • SII Smith Services, Reamer-Drilling On Gauge (DOG TM) Sub, excerpt of internet site: www.siismithservices.com/b—products/product—page.asp?ID=30, printed Jan. 18, 2005 (2 pages).
  • Walea Holdings Inc., Stabi-Sub, excerpt of internet site: www.waleaholdings.com/stabisub.html, printed Jan. 18, 2005 (1 page).
  • United Diamond Drilling Solutions, TruGauge TM, excerpt of internet site: www.united-diamond.com/trugauge.htm, printed Jan. 26, 2005 (1 page).
  • Cougar Tool, product sheet of Bit Bull (2 pages).
Patent History
Patent number: D547778
Type: Grant
Filed: May 8, 2006
Date of Patent: Jul 31, 2007
Inventor: William G. Hodges (Sherwood Park, Alberta)
Primary Examiner: Antoine D. Davis
Assistant Examiner: Patricia Palasik
Attorney: Donald V. Tomkins
Application Number: 29/246,747
Classifications
Current U.S. Class: Cutting Tool, E.g., Drill Bit, Etc. (D15/139)