Drill bit

- Disston Company
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Description

FIG. 1 is a top, front, left side perspective view of a drill bit showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a front view thereof;

FIG. 7 is a rear view thereof;

FIG. 8 is an enlarged, sectioned portion highlighted in FIG. 1;

FIG. 9 is an enlarged, sectioned portion highlighted in FIG. 2;

FIG. 10 is an enlarged, sectioned portion highlighted in FIG. 3;

FIG. 11 is an enlarged, sectioned portion highlighted in FIG. 4; and,

FIG. 12 an enlarged, sectioned portion highlighted in FIG. 5.

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

The broken lines having long, short dashes represent the boundaries of the enlarged sectioned portions of the claimed design, and form no part thereof.

Claims

The ornamental design for a drill bit as shown and described.

Referenced Cited
U.S. Patent Documents
2782824 February 1957 Robinson
3920350 November 1975 Southall
3997279 December 14, 1976 Porter
4286904 September 1, 1981 Porter
4950111 August 21, 1990 Thomas
5221166 June 22, 1993 Bothum
5286143 February 15, 1994 Schimke
5452970 September 26, 1995 Sundstrom
D372485 August 6, 1996 Stone
5649796 July 22, 1997 Durney
5697738 December 16, 1997 Stone
6227774 May 8, 2001 Haughton
D455446 April 9, 2002 Collins
6652202 November 25, 2003 Remke
D507585 July 19, 2005 Held
6957937 October 25, 2005 Vasudeva
7246976 July 24, 2007 Nordlin
D566734 April 15, 2008 Croisdale
D604751 November 24, 2009 Dost
D608801 January 26, 2010 Evatt
D627805 November 23, 2010 Dost
8545140 October 1, 2013 Burn
D863384 October 15, 2019 Weber
D872782 January 14, 2020 Howell
D890826 July 21, 2020 Howell
D928855 August 24, 2021 Weber
D931917 September 28, 2021 Lin
D1001166 October 10, 2023 Howell
D1009957 January 2, 2024 Howell
20040052594 March 18, 2004 Singh
20060083595 April 20, 2006 Wiker
20070092348 April 26, 2007 Durfee
20080101879 May 1, 2008 Durfee
20150063935 March 5, 2015 Lau
Patent History
Patent number: D1049186
Type: Grant
Filed: Dec 20, 2022
Date of Patent: Oct 29, 2024
Assignee: Disston Company (Chicopee, MA)
Inventor: Eugene A. Kulig (Chicopee, MA)
Primary Examiner: Patricia A Palasik
Application Number: 29/863,569
Classifications