Patent
   D666073
Priority
Apr 15 2011
Filed
Oct 03 2011
Issued
Aug 28 2012
Expiry
Aug 28 2026
Assg.orig
Entity
unknown
0
10
n/a
The ornamental design for an electric door opener, as shown and described.

FIG. 1 is a perspective view of an electric door opener showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is an enlarged left side view thereof;

FIG. 5 is an enlarged right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

Cavalcante, Toni

Patent Priority Assignee Title
Patent Priority Assignee Title
1599729,
2046431,
4215885, Jul 14 1978 Pivotable hatch adjuster
5495639, Dec 06 1994 Door closing apparatus
5741034, Oct 02 1995 GE SECURITY, INC Electromagnetic door holder apparatus
6904643, Feb 27 2003 Door closer hold-open apparatus
7469564, Feb 26 2004 Second improved electromagnetic integrative door locking device and method of installation
D244004, Nov 13 1975 Elkhart Rivet & Register Co., Inc. Double acting door lift and closing device
D293877, Jan 17 1984 Hydraulic piston for the opening of gates or the like
D638686, Oct 25 2010 TOTE L INDUSTRIES CORP Sliding door closer
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Sep 21 2011CAVALCANTE, TONITOPP S P A ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0271520110 pdf
Oct 03 2011TOPP S.p.A.(assignment on the face of the patent)
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