PTO
Wrapper
PDF
|
Dossier
Espace
Google
|
|
Patent
D660415
|
Priority
Jul 23 2007
|
Filed
Apr 15 2011
|
Issued
May 22 2012
|
Expiry
May 22 2026
|
|
Assg.orig
|
|
Entity
unknown
|
2
|
14
|
n/a
|
|
|
The ornamental design for a respirator head harness, as shown and described.
|
FIG. 1 is a perspective view of a respirator head harness showing our new design;
FIG. 2 is a top view thereof;
FIG. 3 is a bottom view thereof;
FIG. 4 is a left side view thereof, the right side view being a mirror image of the left side view;
FIG. 5 is a front view thereof, and;
FIG. 6 is a rear view thereof.
The broken line showing is included for the purpose of illustrating environment and forms no part of the claimed design.
Betz, James R., Burke, Sean M., Lynch, Michael J., Reier, Matthew D., Viner, Andrew S., Abel, Nathan A.
Patent |
Priority |
Assignee |
Title |
5481763, |
Jan 28 1993 |
Minnesota Mining and Manufacturing Company |
Molded head harness |
5717991, |
Nov 30 1995 |
Uni-Charm Corporation; MEISEI SANSHO CO , LTD |
Disposable sanitary mask |
6173712, |
Apr 29 1998 |
CITIBANK, N A |
Disposable aerosol mask with disparate portions |
6257235, |
May 28 1999 |
CITIBANK, N A |
Face mask with fan attachment |
6584976, |
Jul 24 1998 |
3M Innovative Properties Company |
Face mask that has a filtered exhalation valve |
6732733, |
Oct 03 1997 |
3M Innovative Properties Company |
Half-mask respirator with head harness assembly |
6833519, |
Jul 22 1999 |
|
Switching system with a combined switching and blocking device |
7178528, |
Mar 01 2005 |
Ventlab, LLC |
Headgear for noninvasive ventilation interface |
D449377, |
May 09 2000 |
3M Innovative Properties Company |
Tabs on a personal respiratory protection device |
D458364, |
Nov 25 1996 |
3M Innovative Properties Company |
Personal respiratory protection device that has left and right tabs |
D459471, |
Nov 25 1996 |
3M Innovative Properties Company |
Personal respiratory protection device that has a three panelled look |
D575390, |
Jun 30 2005 |
3M Innovative Properties Company |
Exhalation valve filter |
D613850, |
Jul 31 2007 |
3M Innovative Properties Company |
Respirator mask body |
D620104, |
Nov 25 1996 |
3M Innovative Properties Company |
Personal respiratory protection device |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a