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The ornamental design for a door closer, as shown. |
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FIG. 1 is a front elevational view of a door closer showing our new design;
FIG. 2 is a right side elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a rear elevational view thereof; and
FIG. 6 is a bottom plan view thereof.
Saito, Tosiaki, Ishizuka, Yasunori
| Patent | Priority | Assignee | Title |
| D715129, | Sep 05 2013 | Hampton Products International Corporation | Spring housing for a door closing device |
| D758165, | Mar 26 2015 | GALEID LTD | Door closer |
| Patent | Priority | Assignee | Title |
| 130226, | |||
| 162977, | |||
| 182977, | |||
| D271845, | Nov 04 1980 | Ryobi Limited | Door closer |
| D291771, | Nov 21 1985 | ROCHOLL INDUSTRIES INC | Door closer |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Aug 15 1986 | ISHIZUKA, YASUNORI | Ryobi LTD | ASSIGNMENT OF ASSIGNORS INTEREST | 004820 | /0358 | |
| Aug 15 1986 | SAITO, TOSIAKI | Ryobi LTD | ASSIGNMENT OF ASSIGNORS INTEREST | 004820 | /0358 | |
| Aug 22 1986 | Ryobi Ltd. | (assignment on the face of the patent) | / |
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