|
The ornamental design for a door closer unit, as shown and described. |
FIG. 1 is a top, front, and left side perspective view of a door closer unit showing our new design;
FIG. 2 is a left side elevational view thereof, the right side being a mirror image of that shown;
FIG. 3 is a front and left side perspective view thereof;
FIG. 4 is a horizontal cross-sectional view thereof, taken along line 4--4 of FIG. 2;
FIG. 5 is a top plan view thereof; and,
FIG. 6 is a front elevational view thereof.
Knight, Michael D., Yates, David P.
Patent | Priority | Assignee | Title |
8439339, | Jul 26 2007 | BESSEY TOOL GMBH & CO KG | Clamp |
D428793, | Jan 13 1999 | Ingersoll Rand Security Technologies Limited | Door closer cover |
D439131, | Jan 13 1999 | Ingersoll Rand Security Technologies Limited | Door closer cover |
D578862, | Dec 13 2007 | BEST ACCESS SOLUTIONS, INC | Closer cover |
D587092, | May 16 2006 | DORMAKABA DEUTSCHLAND GMBH | Door closer |
D589781, | Apr 23 2008 | Door closer case with a removable panel | |
D612715, | Jul 26 2007 | BESSEY TOOL GMBH & CO KG | Slide rail for a clamp |
D639136, | May 10 2010 | Sugatsune Kogyo Co., Ltd. | Door closer |
D850885, | Oct 04 2017 | ASSA ABLOY Branding Sàrl | 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 |
3877108, | |||
D281762, | Apr 22 1983 | Ryobi Limited | Door closer |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jul 28 1994 | YATES, DAVID PAUL | NT Door Controls Limited | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007148 | /0622 | |
Jul 28 1994 | KNIGHT, MICHAEL DAVID | NT Door Controls Limited | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007148 | /0622 | |
Aug 04 1994 | NT Door Controls Ltd. | (assignment on the face of the patent) | / |
Date | Maintenance Fee Events |
Date | Maintenance Schedule |