Pyramidal diffuser
Colleran, Jr. , et al. November 18, 2
U.S. patent number D581,090 [Application Number D/306,330] was granted by the patent office on 2008-11-18 for pyramidal diffuser. This patent grant is currently assigned to Acoustics First Corporation. Invention is credited to C. Nicholas Colleran, Jr., Samuel J. Colleran, Ryan L. Larkin.
| United States Patent | D581,090 |
| Colleran, Jr. , et al. | November 18, 2008 |
Pyramidal diffuser
Claims
CLAIM The ornamental design for a pyramidal diffuser, as shown and described.
| Inventors: | Colleran, Jr.; C. Nicholas (Richmond, VA), Colleran; Samuel J. (Richmond, VA), Larkin; Ryan L. (Richmond, VA) |
|---|---|
| Assignee: | Acoustics First Corporation
(Richmond, VA) |
| Appl. No.: | D/306,330 |
| Filed: | April 7, 2008 |
Related U.S. Patent Documents
| Application Number | Filing Date | Patent Number | Issue Date | ||
|---|---|---|---|---|---|
| 29245816 | Dec 30, 2005 | D568529 | |||
| Current U.S. Class: | D26/122 |
| Current International Class: | 2699 |
| Field of Search: | ;D26/123,28,122,120,118,147,142,113,24,25,72,74,75,76,77,85,86,119,121,124,128,129,132,133,134,135,136,138,139,152,155 ;362/612,623,566,565,507,517,147,219,247,252,297,346,364,410,433,441,455,457,800,807 |
References Cited [Referenced By]
U.S. Patent Documents
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| D205004 | June 1966 | Puszka |
| D208461 | September 1967 | Morgan |
| D209721 | December 1967 | Stanley |
| D214939 | August 1969 | Arrigoni |
| D215341 | September 1969 | Mulvey et al. |
| D221351 | August 1971 | Remington |
| 3922073 | November 1975 | Schwartz |
| 4223374 | September 1980 | Kimmel |
| D300877 | April 1989 | Cyr |
| D362081 | September 1995 | Bilbrey |
| D411031 | June 1999 | Conn et al. |
| 6467209 | October 2002 | Vickers |
| D473667 | April 2003 | Fromm |
| D493566 | July 2004 | Yu et al. |
| D499480 | December 2004 | Stauffer |
| D515727 | February 2006 | Yando |
| 2007/0183144 | August 2007 | Van Ulmer et al. |
Assistant Examiner: Rudzinski; Kevin K
Attorney, Agent or Firm: Oblon, Spivak, McClelland, Maier & Neustadt, P.C.
Description
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.
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