Patent
   D921236
Priority
Aug 09 2019
Filed
Jan 30 2020
Issued
Jun 01 2021
Expiry
Jun 01 2036
Assg.orig
Entity
unknown
9
14
n/a
The ornamental design for an acoustic building element, as shown and described.

FIG. 1 is a perspective view of a first embodiment of an acoustic building element showing my new design;

FIG. 2 is a front view of the acoustic building element of FIG. 1, the rear view, right side view and left side view being identical thereto;

FIG. 3 is a perspective view of a second embodiment of an acoustic building element showing my new design;

FIG. 4 is a front view of the acoustic building element of FIG. 4, the rear view, right side view and left side view being identical thereto;

FIG. 5 is a perspective view of a third embodiment of an acoustic building element showing my new design;

FIG. 6 is a front view of the acoustic building element of FIG. 5, the rear view, right side view and left side view being identical thereto; and,

FIG. 7 is a top view of the first embodiment of an acoustic building element shown in FIG. 1, the top views of the second embodiment shown in FIG. 3 and the third embodiment shown in FIG. 5 being identical thereto.

No drawing figures showing a bottom view are provided, as the bottoms of the acoustic building element are flat and include no surface ornamentation.

Sørensen, Nicolai

Patent Priority Assignee Title
D977682, Dec 20 2019 VISTAFOLIA LIMITED Partition
ER1697,
ER1742,
ER3999,
ER4942,
ER7369,
ER7551,
ER8106,
ER8903,
Patent Priority Assignee Title
8960367, Nov 08 2013 Acoustic panel
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Jan 14 2020SØRENSEN, NICOLAIHARRITSORENSEN APSASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0516700677 pdf
Jan 14 2020HARRITSORENSEN APSROCKWOOL INTERNATIONAL A SASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0516700731 pdf
Jan 30 2020Rockwool International A/S(assignment on the face of the patent)
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