Patent
   D274723
Priority
Mar 13 1981
Filed
Sep 14 1981
Issued
Jul 17 1984
Expiry
Jul 17 1998
Assg.orig
Entity
unknown
22
3
n/a
The ornamental design for loudspeaker, as shown and described.

FIG. 1 is a front elevational view of a loudspeaker showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof; and

FIG. 7 is a front, top and right side perspective view thereof.

Kawachi, Manabu

Patent Priority Assignee Title
D279183, Dec 17 1981 Pioneer Electronic Corporation Loudspeaker
D492286, Nov 01 2002 Toa Kabushiki Kaisha Loudspeaker
D843342, Aug 30 2016 Sony Corporation Headphone
D864914, Sep 21 2017 Pioneer Corporation Speaker for automobile
D873237, Jul 21 2017 Audio-Technica Corporation Headphone
D902885, Aug 30 2016 Sony Corporation Headphone
D902886, Aug 30 2016 Sony Corporation Headphone
D937806, Apr 17 2020 Apple Inc. Headphones
D967796, Apr 17 2020 Apple Inc. Headphones
D972529, Apr 17 2020 Apple Inc. Headphones
D983164, Dec 02 2020 YI ZHAO ( SHENZHEN ) CO., LIMITED Audio headset
D989741, Apr 17 2020 Apple Inc. Headphones
ER1866,
ER2055,
ER2159,
ER2203,
ER3010,
ER3652,
ER4698,
ER5421,
ER696,
ER9086,
Patent Priority Assignee Title
3952834, Oct 18 1973 Pioneer Electronic Corporation Embedded type speaker with over lying grill
D254490, May 10 1978 Pioneer Kabushiki Kaisha Loudspeaker with grille
D264209, Apr 27 1979 Pioneer Kabushiki Kaisha Loudspeaker
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 02 1981KAWACHI, MANABUPIONEER KABUSHIKI KAISHA ALSO TRADING AS PIONEERELECTRONIC CORPORATIONASSIGNMENT OF ASSIGNORS INTEREST 0039300822 pdf
Sep 14 1981Pioneer Kabushiki Kaisha(assignment on the face of the patent)
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