Large battery pack for powered air purifying respirator (PAPR)

Description

FIG. 1 is a front perspective view showing the new design for a large battery pack for powered air purifying respirator (PAPR);

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 a left view thereof; and,

FIG. 7 is a right view thereof.

The broken line showing forms no part of the claimed design, and the shading is provided to illustrate contour only and is not an indication of texture, gloss, etc.

Claims

CLAIM The ornamental design for a large battery pack for powered air purifying respirator (PAPR), as shown and described.

---

Inventors:	Abel; Nathan A. (Minneapolis, MN), Blomberg; David M. (Lino Lakes, MN)
Applicant:	Name City State Country Type Abel; Nathan A. Blomberg; David M. Minneapolis Lino Lakes MN MN US US
Assignee:	3M Innovative Properties Company (St. Paul, MN)
Appl. No.:	D/413,419
Filed:	February 15, 2012

---

Current U.S. Class:	D13/119
Current International Class:	1302
Field of Search:	;D13/102-108,110,118-121,184,199 ;429/96-100,163,176

---

References Cited [Referenced By]

---

U.S. Patent Documents

4899740	February 1990	Napolitano
D481007	October 2003	Takahashi
D483725	December 2003	Thompson et al.
D494541	August 2004	Hriscu et al.
D543955	June 2007	Hayes et al.
D581866	December 2008	Choi et al.
D600640	September 2009	Stein et al.
D632375	February 2011	Curran
D640699	June 2011	McParland
D646379	October 2011	Huh
2009/0314295	December 2009	Hatmaker
2011/0126713	June 2011	Legare

Other References

US. Appl. No. 29/413,410 to Abel et al., filed Feb. 15, 2012, entitled Small Battery Pack for Powered Air Purifying Respirator (PAPR). cited by applicant . U.S. Appl. No. 29/413,413 to Blomberg et al., filed Feb. 15, 2012, entitled Battery Pack for Powered Air Purifying Respirator (PAPR) Having Upper Surface. cited by applicant.

Primary Examiner: Tarcza; Rosemary K
Attorney, Agent or Firm: Gover; Melanie G.