|Publication number||USD581090 S1|
|Application number||US 29/306,330|
|Publication date||Nov 18, 2008|
|Filing date||Apr 7, 2008|
|Priority date||Dec 30, 2005|
|Also published as||USD568529|
|Publication number||29306330, 306330, US D581090 S1, US D581090S1, US-S1-D581090, USD581090 S1, USD581090S1|
|Inventors||C. Nicholas Colleran, Jr., Samuel J. Colleran, Ryan L. Larkin|
|Original Assignee||Acoustics First Corporation|
|Export Citation||BiBTeX, EndNote, RefMan|
|Classifications (1) |
|External Links: USPTO, USPTO Assignment, Espacenet|
US D581090 S1
The ornamental design for a pyramidal diffuser, as shown and described.
FIG. 1 is a top and left front perspective view of a pyramidal diffuser, showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front side elevational view thereof, the left and right side views thereof being mirror images of the front view shown; and,
FIG. 4 is a bottom plan view thereof.
The broken lines adjacent to the surfaces containing shading, which show the boundary of the claimed design, and all other portions of the design shown in broken lines shown in the figures form no part of the claimed design.