Innermost cutter for a fixed-cutter drill bit

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Description

FIG. 1 is a perspective view of an innermost cutter for a fixed-cutter drill bit; and,

FIG. 2 is a top plan view thereof.

Claims

I claim the ornamental design for an innermost cutter for a fixed-cutter drill bit, as shown and described.

Referenced Cited
U.S. Patent Documents
D357485 April 18, 1995 Mattsson
D357486 April 18, 1995 Mattsson
D371146 June 25, 1996 Fischer
D371374 July 2, 1996 Fischer
5709279 January 20, 1998 Dennis
5740874 April 21, 1998 Matthias
6045440 April 4, 2000 Johnson et al.
D424579 May 9, 2000 Brady
6065554 May 23, 2000 Taylor et al.
6196340 March 6, 2001 Jensen et al.
D477005 July 8, 2003 Arvidsson
6904984 June 14, 2005 Estes et al.
D554162 October 30, 2007 Hall
D606569 December 22, 2009 Ford
8037951 October 18, 2011 Shen et al.
8061456 November 22, 2011 Patel et al.
8096372 January 17, 2012 Shen et al.
D656166 March 20, 2012 Michelet
D656973 April 3, 2012 Michelet
8186460 May 29, 2012 Garcia et al.
D682898 May 21, 2013 Fujii
8783387 July 22, 2014 Durairajan et al.
D738412 September 8, 2015 Choi
D753748 April 12, 2016 Schneider et al.
9309724 April 12, 2016 Scott et al.
9415447 August 16, 2016 Myers
9889502 February 13, 2018 Ownby et al.
D823909 July 24, 2018 Kawakami et al.
D828415 September 11, 2018 Ota
D828416 September 11, 2018 Ota
D845361 April 9, 2019 Komiyama
D852245 June 25, 2019 Kobayashi
D854063 July 16, 2019 Abe
D862537 October 8, 2019 Larose
D875147 February 11, 2020 Xu
D878436 March 17, 2020 Dunaway
D879168 March 24, 2020 Zhao et al.
D880547 April 7, 2020 Weinberg
D884039 May 12, 2020 Endoh
D884040 May 12, 2020 Endoh
D884041 May 12, 2020 Endoh
20080053710 March 6, 2008 Moss
20100059287 March 11, 2010 Durairajan et al.
20130020134 January 24, 2013 Azar et al.
20130112485 May 9, 2013 Richert
20130313403 November 28, 2013 Atkins et al.
20130316149 November 28, 2013 Atkins et al.
20130320598 December 5, 2013 Atkins et al.
20130333950 December 19, 2013 Atkins et al.
20140332271 November 13, 2014 Do
20160076308 March 17, 2016 Anderle et al.
20160177629 June 23, 2016 Azar
20160339515 November 24, 2016 Atkins
20170107768 April 20, 2017 Saini et al.
20200149352 May 14, 2020 Silveus, III
Foreign Patent Documents
2274129 July 1994 GB
2453472 May 2011 GB
Other references
  • PCT Application Serial No. PCT/US2019/051340, International Search Report, dated Jan. 7, 2020, 4 pages.
  • PCT Application Serial No. PCT/US2019/051340, International Written Opinion, dated Jan. 7, 2020, 6 pages.
Patent History
Patent number: D911399
Type: Grant
Filed: Dec 6, 2018
Date of Patent: Feb 23, 2021
Assignee: Halliburton Energy Services, Inc. (Houston, TX)
Inventor: William Brian Atkins (Houston, TX)
Primary Examiner: Michael C Stout
Assistant Examiner: Fritzgerald L Butac
Application Number: 29/672,512
Classifications
Current U.S. Class: Cutting Tool, E.g., Drill Bit, Etc. (D15/139)