Respirator grill ribs

Description

FIG. 1 is a front perspective view showing the new design for respirator grill ribs.

FIG. 2 is a left view thereof;

FIG. 3 is a right view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a back view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

Broken lines form no part of the claimed design, and any shading is provided to illustrate contour only and is not an indication of texture, gloss, etc.

Claims

CLAIM The ornamental design for respirator grill ribs, as shown and described.

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Inventors:	Moon; JungChul (Seoul, KR), Kim; Young-Jun (Seoul, KR), Park; HyoungSun (Seoul, KR), Park; Kangsoo (Osan, KR)
Applicant:	Name City State Country Type Moon; JungChul Kim; Young-Jun Park; HyoungSun Park; Kangsoo Seoul Seoul Seoul Osan N/A N/A N/A N/A KR KR KR KR
Assignee:	3M Innovative Properties Company (St. Paul, MN)
Family ID:	52248149
Appl. No.:	D/423,380
Filed:	May 31, 2012

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Current U.S. Class:	D24/110.1
Current CPC Class:	A62B18/02 20130101
Current International Class:	2902
Field of Search:	;D24/110-110.2 ;128/206.12-206.27,207.11

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References Cited [Referenced By]

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U.S. Patent Documents

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7237550	July 2007	Lin
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Foreign Patent Documents

	000881008-0001		Mar 2008		EM
	D881008		Mar 2008		EM
	0 025 8508		Mar 1991		EP
	0 269 589		Sep 1991		EP
	08038631		Feb 1996		JP
	2006122146		May 2006		JP
	2009 0028899		Jun 2009		KR
	71056		Jun 2009		RU

Other References

3M product literature for 3M.TM. 3000 Half Mask Series Respirator dated 2009. cited by applicant . 3M product literature for 3M.TM. 3000 Series Single-Cartridge Half-Facepiece Respirator dated 2009. cited by applicant . 3M product literature for 3M Respiratory Protection 7700 Series Single-Filter Half-Facepiece Respirator dated 2008. cited by applicant . Koken web literature for Particulate Respirators, http://www.koken-ltd.co.jp/english/particulaterespirators.htm, obtained from internet on Sep. 22, 2011. cited by applicant . North web literature for 7190N99 Welding Half Mask, http://www.northsafety.com/TriggerWorkflow.aspx?WorkflowModuleGUID=a3c3bf- 34-f500-45aa-a73f-13a246669a21&Alias=NSUS&SB.sub.--ContentItemGuid=b55fb75- 5-d4a7-40dc-8e76-f21a2d582782&KeepSession=True&Tags:PC Tags:PC.sub.--ItemGuid=0b20f978-ad7c-413f-8b8c-e1ee2b710a19, obtained from internet on Sep. 22, 2011. cited by applicant . Shigematsu web literature for DR77R Respirator, http://www.stsjapan.com/products/bojin/detail.php?id=DR77R. obtained from internet on Sep. 26, 2011. cited by applicant.

Primary Examiner: Chilcot; Richard E
Attorney, Agent or Firm: Deutsch; Craig A.