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Patent
D715129
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Priority
Sep 05 2013
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Filed
Sep 05 2013
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Issued
Oct 14 2014
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Expiry
Oct 14 2028
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Assg.orig
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Entity
unknown
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6
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13
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n/a
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The ornamental design for a spring housing for a door closing device, as shown and described.
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FIG. 1 is a front elevation of spring housing for a door closing device showing our new design;
FIG. 2 is a rear elevation thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a left side elevation thereof;
FIG. 6 is a right side elevation thereof; and,
FIG. 7 is a perspective view thereof, shown in environmental use.
The broken lines environment is for illustrative purpose and forms no part of the claimed design.
Gast, Robert L., Hoffman, Kari Jo, Gianoli, Michael J., Quinn, Jason L.
Patent |
Priority |
Assignee |
Title |
2596676, |
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|
2855623, |
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|
2994906, |
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3877108, |
|
|
|
4086681, |
Jun 22 1976 |
|
Door closer |
8393054, |
Dec 17 2004 |
DORMAKABA DEUTSCHLAND GMBH |
Door operator |
120752, |
|
|
|
208250, |
|
|
|
D271845, |
Nov 04 1980 |
Ryobi Limited |
Door closer |
D281762, |
Apr 22 1983 |
Ryobi Limited |
Door closer |
D291771, |
Nov 21 1985 |
ROCHOLL INDUSTRIES INC |
Door closer |
D295254, |
Dec 16 1985 |
Ryobi Ltd. |
Door closer |
D295367, |
Feb 27 1986 |
Ryobi Ltd. |
Door closer |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a