Patent
   D271845
Priority
Nov 04 1980
Filed
Apr 24 1981
Issued
Dec 20 1983
Expiry
Dec 20 1997
Assg.orig
Entity
unknown
6
8
n/a
The ornamental design for a door closer, as shown.

FIG. 1 is a top plan view of the door closer;

FIG. 2 is the right side view thereof;

FIG. 3 is the front end view thereof;

FIG. 4 is the bottom view thereof;

FIG. 5 is the left side view thereof;

FIG. 6 is the rear view thereof;

FIG. 7 is a perspective view featuring the right side view thereof;

FIG. 8 is a perspective view featuring the left side view thereof.

Shohoji, Takeshi, Matsuo, Yoshihiko

Patent Priority Assignee Title
D295367, Feb 27 1986 Ryobi Ltd. Door closer
D611338, May 08 2009 Sugatsune Kogyo Co., Ltd. Stay for furniture
D715129, Sep 05 2013 Hampton Products International Corporation Spring housing for a door closing device
D758165, Mar 26 2015 GALEID LTD Door closer
D889244, Mar 01 2018 ASSA ABLOY ACCESSORIES AND DOOR CONTROLS GROUP, INC Door operator
D918009, Mar 01 2018 ASSA ABLOY ACCESSORIES AND DOOR CONTROLS GROUP, INC Door system
Patent Priority Assignee Title
2131564,
2220967,
2920338,
2960718,
3259936,
4086681, Jun 22 1976 Door closer
D261099, May 16 1979 CORBIN RUSSWIN, INC Door closer
DE2245748,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 24 1981MATSUO YOSHIHIKORyobi LimitedASSIGNMENT OF ASSIGNORS INTEREST 0038810286 pdf
Mar 24 1981SHOHOJI TAKESHIRyobi LimitedASSIGNMENT OF ASSIGNORS INTEREST 0038810286 pdf
Apr 24 1981Ryobi Limited(assignment on the face of the patent)
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