Patent
   D677781
Priority
Apr 15 2011
Filed
Apr 15 2011
Issued
Mar 12 2013
Expiry
Mar 12 2027
Assg.orig
Entity
unknown
14
6
n/a
The ornamental design for a filter cartridge louver, as shown and described.

FIG. 1 is a perspective view, showing the new design for a filter cartridge louver;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing forms no part of the claimed design.

Lee, Jin-ho, Choi, Dong-Il, Lee, Kyoung-Ho, Kang, BongHyup, Noh, Dong-Sun

Patent Priority Assignee Title
D745962, May 22 2014 3M Innovative Properties Company Respirator filter retainer
D746438, May 22 2014 3M Innovative Properties Company Respirator filter cover
D746439, Dec 30 2013 Ansell Healthcare Products LLC Combination valve and buckle set for disposable respirators
D757247, May 22 2014 3M Innovative Properties Company Respirator cartridge
D757928, May 22 2014 3M Innovative Properties Company Respirator cartridge body
D762845, Feb 27 2015 3M Innovative Properties Company Respirator cartridge
D763437, Feb 27 2015 3M Innovative Properties Company Respirator cartridge body
D778430, Nov 15 2013 3M Innovative Properties Company Filter cartridge
D779674, Feb 27 2015 3M Innovative Properties Company Filter element having a connector
D786443, Feb 27 2015 3M Innovative Properties Company Filter element
D792959, Feb 27 2015 3M Innovative Properties Company Filter element having a pattern
D795415, Feb 27 2015 3M Innovative Properties Company Respirator cartridge having an engagement latch
D868960, Oct 22 2018 JINFUYU INDUSTRIAL CO., LTD. Mask
D886273, Feb 27 2015 3M Innovative Properties Company Filter element having a pattern
Patent Priority Assignee Title
20050211251,
20110094515,
20120125342,
20120260920,
D518571, Nov 07 2003 3M Innovative Properties Company Face mask carriage
EM881008,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 15 20113M Innovative Properties Company(assignment on the face of the patent)
May 23 2011CHOI, DONG-IL3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0263770751 pdf
May 23 2011LEE, KYOUNG-HO3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0263770751 pdf
May 23 2011LEE, JIN-HO3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0263770751 pdf
May 23 2011KANG, BONGHYUP3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0263770751 pdf
May 23 2011NOH, DONG-SUN3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0263770751 pdf
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