Patent
   D930056
Priority
Dec 31 2019
Filed
Dec 31 2019
Issued
Sep 07 2021
Expiry
Sep 07 2036
Assg.orig
Entity
unknown
0
12
n/a
The ornamental design for a flat drill bit, as shown and described.

FIG. 1 is a perspective view of a flat drill bit showing the new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a perspective view of a flat drill bit as a whole thereof.

The evenly-spaced broken lines illustrate portions of the flat drill bit that form no part of the claimed design.

Liao, Chung Liang, Liao, Jen Sheng, Liao, Chung Hung

Patent Priority Assignee Title
Patent Priority Assignee Title
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D526670, Apr 13 2005 Step drill bit with stop
D580462, Jun 11 2008 Woodworking drill bit
D585920, Jun 11 2008 Woodworking drill bit
D709111, Feb 01 2013 Woodworking drill bit
D863384, Apr 30 2018 Disston Company Spade drill bit
D872144, Jun 12 2018 Disston Company Drill bit
D872783, Apr 27 2018 Milwaukee Electric Tool Corporation Step drill bit
D881241, Apr 27 2018 Milwaukee Electric Tool Corporation Step drill bit
D890826, Mar 22 2018 HARBOR FREIGHT TOOLS USA, INC. Tool bit
D892183, Apr 27 2018 Milwaukee Electric Tool Corporation Step drill bit
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