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Patent
D568529
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Priority
Dec 30 2005
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Filed
Dec 30 2005
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Issued
May 06 2008
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Expiry
May 06 2022
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Assg.orig
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Entity
unknown
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24
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10
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n/a
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The ornamental design for a pyramidal diffuser, as shown and described.
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FIG. 1 is a top and left front perspective view of a first embodiment of a pyramidal diffuser, showing our design;
FIG. 2 is a top plan view of the embodiment in FIG. 1;
FIG. 3 is a front side elevational view of the embodiment in FIG. 1, where each side view is identical to FIG. 3;
FIG. 4 is a bottom plan view of the embodiment in FIG. 1; and,
FIG. 5 is a bottom and left front perspective view of the embodiment in FIG. 1.
Colleran, Jr., C. Nicholas, Colleran, Samuel J., Larkin, Ryan L.
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| 214939, |
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| D300877, |
Jul 24 1985 |
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| D362081, |
Oct 12 1993 |
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Diffusion lens |
| D411031, |
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| D473667, |
Jun 18 2002 |
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| D499480, |
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Ceiling fan light kit |
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a