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