|Publication number||USD550837 S1|
|Application number||US 29/233,288|
|Publication date||Sep 11, 2007|
|Filing date||Jun 30, 2005|
|Priority date||Jun 30, 2005|
|Publication number||233288, 29233288, US D550837 S1, US D550837S1, US-S1-D550837, USD550837 S1, USD550837S1|
|Inventors||Derek A. Parkin, Chris W. Scott, Abigail L. Curtis, Lawrie D. Coote|
|Original Assignee||3M Innovative Properties Company|
|Export Citation||BiBTeX, EndNote, RefMan|
|Classifications (1) |
|External Links: USPTO, USPTO Assignment, Espacenet|
Frame that supports an exhalation valve filter
US D550837 S1
The ornamental design for a frame that supports an exhalation valve filter, as shown and described.
FIG. 1 is a perspective view, showing the new design for a frame that supports an exhalation valve filter;
FIG. 2 is a left side view thereof, the right side view being a mirror image of the left side view;
FIG. 3 is a rear view thereof;
FIG. 4 is a front view thereof;
FIG. 5 is a top view thereof; and,
FIG. 6 is a bottom view thereof.
The broken line showing in FIGS. 1–6 forms no part of the claimed design.