Ventilation grill
United States Patent D884869

Jonas, Kenneth John (Mequon, WI, US)
Jacak, Corey Scott (West Bend, WI, US)
Puffer, Benjamin Thorpe (Hartford, MA, US)
Aleven, Michael J. (West Bend, WI, US)
Application Number:
Publication Date:
Filing Date:
Broan-NuTone LLC (Hartford, WI, US)
Primary Class:
Other Classes:
International Classes:
(IPC1-7): 2304
Field of Search:
D23/370, D23/371, D23/377-379, D23/381, D23/382, D23/385-388, D23/411, D23/412, D26/59
View Patent Images:
US Patent References:
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Foreign References:
CA108550A1907-11-12FAN GRILLE
CA108557A1907-11-12FAN LIGHT GRILLE
CN303580220SFebruary, 2016
CN303580221SFebruary, 2016
CN303580222SFebruary, 2016
CN303580223SFebruary, 2016
CN303580224SFebruary, 2016
EP12480482002-10-09Air conditioner
FR1234767A1960-10-19Ventilateur centrifuge à flancs polygonaux
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Admitted Prior Art NuTone 791LEDNT Fan/Light.
Primary Examiner:
Attorney, Agent or Firm:
Barnes & Thornburg LLP

1. The ornamental design for a ventilation grill, as shown and described.


FIG. 1 is a perspective view of a ventilation grill showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a side view thereof; and,

FIG. 5 is a front view, the rear view being exactly the same in appearance, thereof.

The broken lines depict environmental subject matter only and form no part of the claimed design.