Patent
   D569503
Priority
Jul 23 2007
Filed
Jul 23 2007
Issued
May 20 2008
Expiry
May 20 2022
Assg.orig
Entity
unknown
2
6
n/a
The ornamental design for an exhale valve cover, as shown and described.

FIG. 1 is a perspective view showing the new design for an exhale valve cover;

FIG. 2 is a front view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a back side view thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a top view thereof.

The broken lines form no part of the claimed design, and the shading is provided only to illustrate contour, it is not to indicate any particular texture.

Betz, James R., Burke, Sean M., Lynch, Michael J., Reier, Matthew D., Viner, Andrew S., Abel, Nathan A.

Patent Priority Assignee Title
D630726, Jul 23 2007 3M Innovative Properties Company Exhale valve cover
D764432, Jun 09 2014 TALK TECHNOLOGIES Folding voice mask
Patent Priority Assignee Title
5224474, Mar 04 1991 UNDERSEA SENSOR SYSTEMS, INC Retrofitting gas mask voice amplifier unit with easily actuated switch means
5924420, Sep 24 1996 Minnesota Mining and Manufacturing Company Full face respirator mask having integral connectors disposed in lens area
D336546, Mar 22 1991 GLOBALSECURE SAFETY PRODUCTS, INC Facepiece
D378610, Oct 27 1995 Minnesota Mining and Manufacturing Company Full face respirator
D421118, Jul 20 1998 3M Innovative Properties Company Inlet port adaptor on a full-face respirator lens
D542407, Jan 12 2006 ResMed Pty Ltd Vent for respiratory mask
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 20 2007BURKE, SEAN M3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0195870771 pdf
Jul 20 2007LYNCH, MICHAELJ 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0195870771 pdf
Jul 20 2007REIER, MATTHEW D 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0195870771 pdf
Jul 20 2007VINER, ANDREW S 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0195870771 pdf
Jul 23 20073M Innovative Properties Company(assignment on the face of the patent)
Jul 23 2007ABEL, NATHAN A 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0195870771 pdf
Jul 23 2007BETZ, JAMES R 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0195870771 pdf
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