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PTO
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Patent
D777923
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Priority
Mar 14 2016
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Filed
Mar 14 2016
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Issued
Jan 31 2017
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Expiry
Jan 31 2032
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Assg.orig
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Entity
unknown
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2
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24
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n/a
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The ornamental design for a nasal filter, as shown and described.
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FIG. 1 is a front view of a nasal filter showing my new design, a rear view being identical;
FIG. 2 is a left side view of the nasal filter, a right side view being identical;
FIG. 3 is a top view of the nasal filter;
FIG. 4 is a bottom view of the nasal filter; and,
FIG. 5 is a top front side perspective view of the nasal filter in another configuration.
Butt, James
| Patent |
Priority |
Assignee |
Title |
| 3747597, |
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|
| 3905335, |
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|
| 4030491, |
Oct 31 1975 |
|
Nasal filter |
| 4220150, |
Sep 13 1978 |
|
Nasal dust filter |
| 4327719, |
Dec 15 1980 |
|
Nose filter |
| 4706663, |
Apr 25 1986 |
RESPIRATORY DELIVERY SYSTEMS, INC |
Particle catcher for inhalation devices |
| 5417205, |
Jun 07 1994 |
|
Air filter for the nose |
| 5425359, |
Aug 29 1994 |
|
Nose plug structure with filter |
| 6564800, |
Sep 20 2000 |
|
Nasal air passage device |
| 6701924, |
Oct 07 2002 |
|
Nasal filter |
| 6971387, |
Sep 19 2003 |
BREATHEPURE HEALTHCARE, L L C |
Personal air purifier |
| 7748383, |
Jun 19 2002 |
|
Air filters |
| 7918225, |
Mar 19 2004 |
AIRWARE HOLDINGS, INC |
Breathing air filtration devices |
| 20040065065, |
|
|
|
| 20050066973, |
|
|
|
| 20080023007, |
|
|
|
| D335921, |
Aug 14 1991 |
|
Nose filter |
| D451193, |
Jan 26 2001 |
|
Nasal filter |
| D461890, |
Aug 29 2001 |
|
Nasal passage dust and pollen filter |
| D556325, |
Mar 07 2005 |
Santa Barbara Medco, Inc. |
Contoured nasal air purifier |
| D608441, |
Jul 06 2009 |
|
Nose filter |
| D627067, |
Jan 06 2010 |
Lead Technology Capital Management, LLC |
Dust filter guard with a removable filter |
| D645136, |
Mar 19 2010 |
RITEMUV-E LLC |
Respiration enhancer |
| D673257, |
May 14 2010 |
|
Nose filter with tab for easy removal |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a