Drill bit

Information

  • Patent Grant
  • D875147
  • Patent Number
    D875,147
  • Date Filed
    Saturday, August 25, 2018
    5 years ago
  • Date Issued
    Tuesday, February 11, 2020
    4 years ago
  • US Classifications
    Field of Search
    • US
    • D08 6
    • D15 21
    • D15 29
    • D15 132
    • D15 139
    • CPC
    • E21B10/52
    • E21B10/5673
    • E21B10/573
    • E21B10/567
  • International Classifications
    • 1509
    • Term of Grant
      15Years
Abstract
Description


FIG. 1 is a front view of a drill bit according to the present application, showing our new design;



FIG. 2 is a rear view thereof;



FIG. 3 is a left view thereof;



FIG. 4 is a right view thereof;



FIG. 5 is a top view thereof; and,



FIG. 6 is a bottom view thereof.


Claims
  • The ornamental design for a drill bit, as shown and described.
Priority Claims (1)
Number Date Country Kind
2018 3 0211602 May 2018 CN national
US Referenced Citations (33)
Number Name Date Kind
D307020 Lyng Apr 1990 S
D340248 Brady Oct 1993 S
D351174 Brady Oct 1994 S
D492331 Matti Jun 2004 S
D525995 Bjork Aug 2006 S
D529937 Brady Oct 2006 S
D574403 Brady Aug 2008 S
D611512 Sundin Mar 2010 S
D611970 Sundin Mar 2010 S
D620510 Hall Jul 2010 S
D630656 Lambert Jan 2011 S
D656974 Lyon Apr 2012 S
D674422 Hall Jan 2013 S
D678368 Hall Mar 2013 S
D705827 Hammargren May 2014 S
D708238 Matti Jul 2014 S
D725164 Guerriero Mar 2015 S
9140072 Nelms Sep 2015 B2
D775676 Matti Jan 2017 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
D861051 Koskinen Sep 2019 S
20050072601 Griffo Apr 2005 A1
20050274549 Yong Dec 2005 A1
20060283639 Yong Dec 2006 A1
20070278017 Shen Dec 2007 A1
20120273281 Burhan Nov 2012 A1
20140353046 Zhang Dec 2014 A1
20160348440 Gan Dec 2016 A1
20180305790 Liu Oct 2018 A1