Drill bit

Information

  • Patent Grant
  • D861051
  • Patent Number
    D861,051
  • Date Filed
    Tuesday, April 3, 2018
    6 years ago
  • Date Issued
    Tuesday, September 24, 2019
    5 years ago
  • Inventors
    • Koskinen; Mika
  • Original Assignees
  • Examiners
    • Palasik; Patricia A
    Agents
    • Thompson Hine LLP
  • US Classifications
    Field of Search
    • US
    • D08 6
    • D15 28
    • D15 131
    • D15 132
    • D15 138
    • D15 139
    • CPC
    • E21B10/36
    • E21B10/38
    • E21B10/46
    • E21B10/56
  • International Classifications
    • 1509
    • Term of Grant
      15Years
Abstract
Description


FIG. 1 is an end view of the design;



FIG. 2 is a side view of the design of FIG. 1;



FIG. 3 is a first perspective view of the design of FIG. 1; and,



FIG. 4 is a second perspective view of the design of FIG. 1.


The broken lines in the drawings depict portions of the drill bit that form no part of the claimed design.


Claims
  • The ornamental design for a drill bit, as shown.
Priority Claims (1)
Number Date Country Kind
004752954-0001 Mar 2018 EM regional
US Referenced Citations (49)
Number Name Date Kind
3918538 Bender Nov 1975 A
4716976 Isakov Jan 1988 A
4919221 Pascale Apr 1990 A
5839519 Spedale, Jr. Nov 1998 A
5890551 Liljebrand Apr 1999 A
6035953 Rear Mar 2000 A
6039127 Myers Mar 2000 A
6435288 Dobran Aug 2002 B1
D496948 Charland Oct 2004 S
D504141 Charland Apr 2005 S
6883624 McDonough Apr 2005 B2
6929079 McDonough Aug 2005 B2
D514416 Watson Feb 2006 S
7117939 Hawley Oct 2006 B1
7237628 Desai Jul 2007 B2
7290626 Terlet Nov 2007 B2
D574403 Brady Aug 2008 S
D611512 Sundin Mar 2010 S
D611970 Sundin Mar 2010 S
D674422 Hall Jan 2013 S
D678368 Hall Mar 2013 S
D682325 Monyak May 2013 S
D682326 Monyak May 2013 S
D705827 Hammargren May 2014 S
8936109 Stowe, II Jan 2015 B2
D725164 Guerriero Mar 2015 S
D750674 Dunnahoe Mar 2016 S
D818152 Stevens May 2018 S
D823908 Osterholm Jul 2018 S
D828415 Ota Sep 2018 S
D828416 Ota Sep 2018 S
D831714 Osterholm Oct 2018 S
D832318 Ota Oct 2018 S
D833490 Defougeres Nov 2018 S
D834074 Palushaj Nov 2018 S
D835167 Sakai Dec 2018 S
D837845 Jones Jan 2019 S
D837846 Ogata Jan 2019 S
D837847 Min Jan 2019 S
D838566 Moss Jan 2019 S
D838754 Wang Jan 2019 S
D840449 Wang Feb 2019 S
D841425 Moss Feb 2019 S
10207342 Mura Feb 2019 B2
20020153174 Linden Oct 2002 A1
20040040752 Brandenberg Mar 2004 A1
20060060389 Hadin Mar 2006 A1
20060162965 Hadin Jul 2006 A1
20070137900 Bjork Jun 2007 A1
Foreign Referenced Citations (3)
Number Date Country
2003166390 Jun 2003 JP
20150014276 Jun 2015 KR
9813575 Apr 1998 WO
Non-Patent Literature Citations (1)
Entry
U.S. Office Action, U.S. Appl. No. 29/642,910 dated Apr. 10, 2019.