Respirator filter cartridge

Description

FIG. 1 is a perspective view showing an embodiment of the new design for a respirator filter cartridge;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a right side view thereof;

FIG. 8 is a perspective view showing another embodiment of the new design for a respirator filter cartridge;

FIG. 9 is a front view thereof;

FIG. 10 is a rear view thereof;

FIG. 11 is a bottom view thereof;

FIG. 12 is a top view thereof;

FIG. 13 is a left side view thereof; and,

FIG. 14 is a right side view thereof.

In the drawings, the broken lines are for the purpose of illustrating portions of the respirator filter cartridge that forms no part of the claimed design.

Claims

CLAIM The ornamental design for a respirator filter cartridge, as shown and described.

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Inventors:	Chaisson; Jennifer A. (Kemptville, CA), Blair; Jamie V. (Nepean, CA), Dwyer; Gary E. (Mallorytown, CA)
Applicant:	Name City State Country Type 3M INNOVATIVE PROPERTIES COMPANY St. Paul MN US
Assignee:	3M INNOVATIVE PROPERTIES COMPANY (St. Paul, MN)
Appl. No.:	D/667,253
Filed:	October 19, 2018

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Current U.S. Class:	D24/162
Current International Class:	2401
Field of Search:	;D24/162,110.1 ;D28/72,78 ;D10/18 ;D23/209,365

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References Cited [Referenced By]

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U.S. Patent Documents

D191003	August 1961	Miley et al.
4832018	May 1989	Pantaleon-Stemberg
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D745962	December 2015	Dwyer
D746438	December 2015	Dwyer
D757248	May 2016	Fleming
9393448	July 2016	Dwyer
D763437	August 2016	Dwyer
9510626	December 2016	Blomberg
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D795415	August 2017	Blomberg
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9814913	November 2017	Blomberg
9950199	April 2018	Skov
D887553	June 2020	Huberty
D890295	July 2020	Xu
D894394	August 2020	Huang
2014/0034049	February 2014	Castiglione
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2014/0216475	August 2014	Blomberg
2014/0251327	September 2014	Mittelstadt
2015/0136142	May 2015	Blomberg
2015/0336718	November 2015	Dwyer
2016/0030778	February 2016	Skov
2018/0043191	February 2018	Huberty

Foreign Patent Documents

	2341116		Mar 2000		GB
	2431114		Apr 2007		GB
	2511996		Sep 2014		GB
	2515847		Jan 2015		GB

Other References

3M.TM. Particulate Filter 7093, P100 60 EA/Case, [retrieved from the internet on Dec. 14, 2018], URL <https://www.3m.com/3M/en_US/company-us/all-3m-products/.about./3M-Par- ticulate-Filter-7093-P100-60-EACase/?N=5002385+3294776429&rt=rud>, 3 pages. cited by applicant.

Primary Examiner: Shields; Rhea
Attorney, Agent or Firm: Kusters; Johannes 3M Innovative Properties Company