U.S. patent number D681,190 [Application Number D/413,401] was granted by the patent office on 2013-04-30 for filter cover for powered air purifying respirator.
This patent grant is currently assigned to 3M Innovative Properties Company. The grantee listed for this patent is Nathan A. Abel, Gary E. Dwyer, John M. Pilgrim, James E. Steffen. Invention is credited to Nathan A. Abel, Gary E. Dwyer, John M. Pilgrim, James E. Steffen.
United States Patent |
D681,190 |
Dwyer , et al. |
April 30, 2013 |
Filter cover for powered air purifying respirator
Claims
CLAIM The ornamental design for a filter cover for powered air
purifying respirator, as shown and described.
Inventors: |
Dwyer; Gary E. (Mallorytown,
CA), Abel; Nathan A. (Minneapolis, MN), Steffen;
James E. (Woodbury, MN), Pilgrim; John M. (Woodbury,
MN) |
Applicant: |
Name |
City |
State |
Country |
Type |
Dwyer; Gary E.
Abel; Nathan A.
Steffen; James E.
Pilgrim; John M. |
Mallorytown
Minneapolis
Woodbury
Woodbury |
N/A
MN
MN
MN |
CA
US
US
US |
|
|
Assignee: |
3M Innovative Properties
Company (St. Paul, MN)
|
Appl.
No.: |
D/413,401 |
Filed: |
February 15, 2012 |
Current U.S.
Class: |
D24/110 |
Current International
Class: |
2902 |
Field of
Search: |
;D24/110,164
;D23/364,365 ;D14/188,257,258
;128/200.24,204.18,204.21,205.12,205.27 |
References Cited
[Referenced By]
U.S. Patent Documents
Other References
Miller PAPR webpage obtained from internet on Feb. 20, 2012
http://www.millerwelds.com/products/welding.sub.--protection/filtration/p-
apr/. cited by applicant.
|
Primary Examiner: Simmons; Ian
Assistant Examiner: Shelton; Richelle
Attorney, Agent or Firm: Levinson; Eric D.
Description
FIG. 1 is a front perspective view showing the new design for a
filter cover for powered air purifying respirator;
FIG. 2 is a front view thereof;
FIG. 3 is a back view thereof;
FIG. 4 is a top view thereof;
FIG. 5 is a bottom view thereof;
FIG. 6 is an enlarged left side view thereof; and,
FIG. 7 is an enlarged right side view thereof.
The broken lines enclosing portions of the article are included for
the purpose of illustrating structure that is not part of the
claimed design.
The shading is provided to illustrate contour only and is not an
indication of surface texture.
* * * * *
References