PTO
Wrapper
PDF
|
Dossier
Espace
Google
|
|
Patent
D690415
|
Priority
Jul 02 2012
|
Filed
Jul 02 2012
|
Issued
Sep 24 2013
|
Expiry
Sep 24 2027
|
|
Assg.orig
|
|
Entity
unknown
|
4
|
15
|
n/a
|
|
|
The ornamental design for a respirator support structure, as shown and described.
|
FIG. 1 is a perspective view, showing the new design for a respirator support structure;
FIG. 2 is a right side view thereof, the left side being a mirror image of the right side view;
FIG. 3 is a front view thereof;
FIG. 4 is a top view thereof;
FIG. 5 is an rear view thereof;
FIG. 6 is a bottom view thereof; and,
FIG. 7 is a perspective view thereof, showing the respirator support structure attached to a respirator mask body.
The broken line showing is included for the purpose of illustrating environmental structure and forms no part of the claimed design.
Mittelstadt, William A., Abel, Nathan A.
Patent |
Priority |
Assignee |
Title |
6338342, |
Feb 22 1999 |
3M Innovative Properties Company |
Respirator headpiece and release mechanism |
6536435, |
Feb 22 1999 |
3M Innovative Properties Company |
Respirator headpiece and release mechanism |
20020078953, |
|
|
|
D421299, |
Oct 03 1997 |
3M Innovative Properties Company |
Carriage for drop-down mask assembly |
D421801, |
Oct 03 1997 |
3M Innovative Properties Company |
Carriage for drop-down mask assembly |
D440301, |
Feb 22 1999 |
3M Innovative Properties Company |
Respirator |
D471627, |
Jun 25 2001 |
3M Innovative Properties Company |
Respirator facemask assembly |
D473937, |
Oct 16 2001 |
3M Innovative Properties Company |
Respirator |
D518571, |
Nov 07 2003 |
3M Innovative Properties Company |
Face mask carriage |
D568986, |
Jul 31 2007 |
3M Innovative Properties Company |
Strap carriers on a respirator |
D569969, |
Dec 20 2006 |
|
Mask |
D570474, |
Dec 20 2006 |
|
Mask |
D582546, |
Mar 07 2007 |
TEIJIN PHARMA LIMITED |
Mask for respirator |
D629885, |
Sep 20 2007 |
3M Innovative Properties Company |
Filtering face-piece respirator support structure |
GB2073735, |
|
|
|
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a