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Patent
D684840
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Priority
Feb 27 2012
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Filed
Feb 27 2012
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Issued
Jun 25 2013
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Expiry
Jun 25 2027
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Assg.orig
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Entity
unknown
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2
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13
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n/a
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The ornamental design for a door opening and closing device, as shown and described.
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FIG. 1 is a front and bottom perspective view showing the door opening and closing device of the new invention,
FIG. 2 is a rear elevation view thereof,
FIG. 3 is a front elevation view thereof,
FIG. 4 is a top plan view thereof,
FIG. 5 is a bottom plan view thereof; and,
FIG. 6 is a right side view thereof; the left side view is a mirror image of the left side view.
Manseder, Friedrich Nikolaus
Patent |
Priority |
Assignee |
Title |
3777423, |
|
|
|
3905063, |
|
|
|
4086681, |
Jun 22 1976 |
|
Door closer |
4231134, |
Apr 20 1978 |
SOCIETA ITALIANA PROGETTI S R L |
Automatic door closing arrangement |
6421876, |
Aug 03 1998 |
DORMA GMBH + CO KG |
Door closer |
D261099, |
May 16 1979 |
CORBIN RUSSWIN, INC |
Door closer |
D428793, |
Jan 13 1999 |
Ingersoll Rand Security Technologies Limited |
Door closer cover |
D429992, |
Feb 01 1999 |
DORMA GMBH + CO KG |
Door closer |
D438088, |
Oct 15 1999 |
Schlage Lock Company LLC |
Door closer cover |
D493352, |
Jan 11 2001 |
Dorma GmbH + Co. KG |
Door closer |
D578862, |
Dec 13 2007 |
BEST ACCESS SOLUTIONS, INC |
Closer cover |
D635435, |
Oct 30 2009 |
Sugatsune Kogyo Co., Ltd. |
Door closer |
D639136, |
May 10 2010 |
Sugatsune Kogyo Co., Ltd. |
Door closer |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a