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Patent
D897896
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Priority
Feb 28 2019
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Filed
Feb 28 2019
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Issued
Oct 06 2020
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Expiry
Oct 06 2035
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Assg.orig
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Entity
unknown
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0
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27
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n/a
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The ornamental design for a direct fixation fastener, as shown and described.
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FIG. 1 is a top perspective view of the direct fixation fastener of the present design;
FIG. 2 is a bottom perspective view thereof;
FIG. 3 is a left elevation view thereof;
FIG. 4 is a right elevation view thereof;
FIG. 5 is a rear elevation view thereof;
FIG. 6 is a front elevation view thereof;
FIG. 7 is a top plan view thereof; and,
FIG. 8 is a bottom plan view thereof.
Fong, Sheenfar S.
Patent |
Priority |
Assignee |
Title |
Patent |
Priority |
Assignee |
Title |
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10619311, |
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4047663, |
Nov 21 1975 |
|
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4060197, |
Oct 21 1976 |
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4312477, |
May 30 1978 |
|
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4316578, |
Jun 02 1980 |
|
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4561589, |
May 24 1983 |
|
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4572431, |
Jun 22 1981 |
PENTA CONSTRUCTION CORP |
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4615484, |
May 20 1985 |
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7374109, |
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9004372, |
Aug 29 2011 |
L B FOSTER COMPANY |
Dual hardness bonded direct fixation fastener |
9702091, |
Apr 14 2015 |
PANDROL LTD |
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20050045059, |
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20080121731, |
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20160002864, |
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20180016754, |
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20180023257, |
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D776004, |
Nov 24 2014 |
Canadian Pacific Railway Company |
Railway tie plate |
D794506, |
Aug 24 2016 |
YANGTZE RAILROAD MATERIALS |
Hot forged tie plate for railroad |
D804352, |
Aug 24 2016 |
YANGTZE RAILROAD MATERIALS |
Hot forged tie plate for railroad |
D804991, |
Aug 24 2016 |
YANGTZE RAILROAD MATERIALS |
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D828397, |
Jul 12 2016 |
L B FOSTER COMPANY |
Direct fixation fastener |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a