Spade drill bit
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The broken lines in the drawings depict portions of the spade drill bit that form no part of the claimed design.
The “dash-dot” broken lines represent the boundaries of the enlarged sectioned portions of the claimed design, and form no part thereof.
Claims
We claim the ornamental design for the spade drill bit, as illustrated and described.
D372485 | August 6, 1996 | Stone |
D376809 | December 24, 1996 | Stone |
D394663 | May 26, 1998 | Stone |
D455446 | April 9, 2002 | Collins |
D507585 | July 19, 2005 | Held |
D580462 | November 11, 2008 | Liao |
D585920 | February 3, 2009 | Liao |
D604751 | November 24, 2009 | Dost |
D608801 | January 26, 2010 | Evatt |
D627805 | November 23, 2010 | Dost |
D872782 | January 14, 2020 | Howell |
D890826 | July 21, 2020 | Howell |
D892183 | August 4, 2020 | Parendo |
Type: Grant
Filed: Sep 13, 2019
Date of Patent: Aug 24, 2021
Assignee: Disston Company (Chicopee, MA)
Inventors: Jeffrey Tuttle Weber (Chicopee, MA), Xuan Li (Guangzhou)
Primary Examiner: Michael C Stout
Assistant Examiner: Fritzgerald L Butac
Application Number: 29/705,634