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Patent
D819436
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Priority
May 19 2017
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Filed
May 19 2017
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Issued
Jun 05 2018
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Expiry
Jun 05 2033
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Assg.orig
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Entity
unknown
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8
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18
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n/a
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The ornamental design for a screw nut, as shown and described.
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FIG. 1 is a perspective view of a screw nut;
FIG. 2 is a front view of a screw nut;
FIG. 3 is a rear view of a screw nut;
FIG. 4 is a left side view of a screw nut;
FIG. 5 is a right side view of a screw nut;
FIG. 6 is a top view of a screw nut; and,
FIG. 7 is a bottom view of a screw nut.
The broken line showing of the screw nut in FIG. 8 is for environmental purposes only and forms no part of the claimed design.
Lee, Hyun Sub, Park, Ju Dong, Lee, Jeong Se
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Patent |
Priority |
Assignee |
Title |
3522830, |
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4134438, |
Jul 21 1977 |
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Locking device for threaded fasteners |
4207938, |
Aug 21 1978 |
Russell, Burdsall & Ward Corporation |
Locknut |
5188495, |
Feb 28 1992 |
Illinois Tool Works Inc. |
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7374382, |
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Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a