FIG. 1 is a perspective view the new design for a respirator filter cover.
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a top view thereof, the bottom being a mirror image thereof;
FIG. 5 is a left view thereof; and,
FIG. 6 is a right view thereof.
The broken lines in the drawings illustrate portions of the respirator filter cover which form no part of the claimed design.
	
	  
 	  	 | Patent | Priority | Assignee | Title | 
	      
	 | D763437, | Feb 27 2015 | 3M Innovative Properties Company | Respirator cartridge body | 
    
	 | D778430, | Nov 15 2013 | 3M Innovative Properties Company | Filter cartridge | 
    
	 | D779674, | Feb 27 2015 | 3M Innovative Properties Company | Filter element having a connector | 
    
	 | D786443, | Feb 27 2015 | 3M Innovative Properties Company | Filter element | 
    
	 | D792959, | Feb 27 2015 | 3M Innovative Properties Company | Filter element having a pattern | 
    
	 | D820455, | Jun 09 2015 | Lincoln Global, Inc. | Filter cover of a powered air purifying respirator | 
    
	 | D848077, | Mar 07 2018 | Lincoln Global, Inc | Cover lens frame | 
    
	 | D851841, | Mar 23 2018 | Lincoln Global, Inc | Shield holder frame | 
    
	 | D853044, | Mar 07 2018 | Lincoln Global, Inc | Inner shell of a helmet | 
    
	 | D857306, | Mar 07 2018 | Lincoln Global, Inc | Top of helmet shell | 
    
	 | D860546, | Mar 07 2018 | Lincoln Global, Inc | Top shell for helmet | 
    
	 | D886273, | Feb 27 2015 | 3M Innovative Properties Company | Filter element having a pattern | 
    
	 | D887553, | Apr 04 2018 | 3M Innovative Properties Company | Respirator filter | 
    
	 | D887554, | Jun 09 2015 | Lincoln Global, Inc | Belt bracket of a powered air purifying respirator | 
    
	 | D936226, | Oct 19 2018 | 3M Innovative Properties Company | Respirator filter cartridge | 
    
	 | D955551, | May 05 2017 | JSP LIMITED | Combined low profile compact respiratory filter and internal frame assembly | 
    
	 | D977726, | Jan 14 2021 | DaVinci II CSJ, LLC | Face cover bracket | 
	
	
	  
 	  	 | Patent | Priority | Assignee | Title | 
	      
	 | 2055853, |  |  |  | 
    
	 | 2062834, |  |  |  | 
    
	 | 2235624, |  |  |  | 
    
	 | 2295119, |  |  |  | 
    
	 | 2787333, |  |  |  | 
    
	 | 4562837, | Sep 29 1982 | Dragerwerk Aktiengesellschaft | Air escape filter apparatus | 
    
	 | 4592350, | Nov 08 1982 | Cabot Safety Corporation | Respirator | 
    
	 | 4630604, | Apr 09 1985 | Siebe North, Inc. | Valve assembly for a replaceable filter respirator | 
    
	 | 4921512, | Mar 30 1989 | Cabot Safety Corporation | Filter element | 
    
	 | 4932399, | Oct 06 1987 | Industrie Pirelli; Ministero Della Difesa | Device for replacing the filter of a gas mask in a polluted atmosphere without any contamination risk | 
    
	 | 4981134, | Jan 16 1990 |  | Filtering face mask with inhalation/exhalation check valves | 
    
	 | 5062421, | Nov 16 1987 | Minnesota Mining and Manufacturing Company | Respiratory mask having a soft, compliant facepiece and a thin, rigid insert and method of making | 
    
	 | 5086768, | Feb 24 1987 | Filcon Corporation | Respiratory protective device | 
    
	 | 5148803, | Jun 25 1990 | Dragerwerk Aktiengesellschaft | Respirator mask with easy-to-change respirator filter | 
    
	 | 5515846, | Dec 06 1994 | Dragerwerk AG | Respirator with a breathing filter | 
    
	 | 5579761, | Jan 20 1995 | 3M Innovative Properties Company | Respirator having snap-fit filter cartridge | 
    
	 | 5592935, | May 03 1995 | Minnesota Mining and Manufacturing Company | Positive/negative air pressure adaptor for use with respirators | 
    
	 | 5611925, | Mar 23 1994 | FILTRATION SYSTEMS, INC ; KABUSHIKI KAISHA TOUKAI SPRING SEISAKUSHO, A CORP  OF JAPAN | Hub ring and supporting plate for a filter and methods for manufacturing these members | 
    
	 | 5647356, | Jul 28 1993 | FILTRATION GROUP, INC | Respirator cartridge with sealing fit test structure and method of use | 
    
	 | 5666949, | Oct 24 1994 | Minnesota Mining and Manufacturing Company | Exposure indicator with continuous alarm signal indicating multiple conditions | 
    
	 | 5669375, | Sep 21 1995 | Dragerwerk Aktiengesellschaft; Auergesellschaft GmbH | Breathing mask | 
    
	 | 5689833, | May 03 1995 | Minnesota Mining and Manufacturing Company | Eye shield for a respiratory mask | 
    
	 | 5794617, | Oct 17 1996 | Louis M. Gerson Co., Inc. | Face mask and retainer | 
    
	 | 6176239, | Aug 06 1997 | The United States of America as represented by the Secretary of the Army | Advanced chemical-biological mask | 
    
	 | 6216693, | Jan 20 1995 | 3M Innovative Properties Company | Respirator having a compressible press fir filter element | 
    
	 | 6298849, | Oct 14 1999 | Moldex-Metric, Inc.; Moldex-Metric, Inc | Respirator mask with snap in filter cartridge | 
    
	 | 6550479, | Jul 26 2000 |  | Personal respirator | 
    
	 | 6575165, | Aug 03 2000 | 3M Innovative Properties Company | Apparatus and method for breathing apparatus component coupling | 
    
	 | 6761169, | Aug 17 2000 | Vase Technology | Bi/multi-directional filter cartridge and filter platform for mounting the cartridge thereon | 
    
	 | 6793702, | Jun 28 2000 | Vase Technology | Filter cartridge platform and filter cartridge for use on the platform | 
    
	 | 6874499, | Sep 23 2002 | 3M Innovative Properties Company | Filter element that has a thermo-formed housing around filter material | 
    
	 | 7419526, | Mar 03 2005 | 3M Innovative Properties Company | Conformal filter cartridges and methods | 
    
	 | 7594510, | Mar 31 2006 | 3M Innovative Properties Company | Respiratory protection device | 
    
	 | 7849856, | Jun 25 2001 | 3M Innovative Properties Company | Respirator valve | 
    
	 | 8460423, | May 20 2010 | 3M Innovative Properties Company | Filter cartridge having central plenum and housing sidewall | 
    
	 | 8820326, | Aug 31 2007 | 3M Innovative Properties Company | Respirator facepiece with thermoset elastomeric face seal | 
    
	 | 20010013347, |  |  |  | 
    
	 | 20020069762, |  |  |  | 
    
	 | 20020092522, |  |  |  | 
    
	 | 20020195108, |  |  |  | 
    
	 | 20020195109, |  |  |  | 
    
	 | 20030217752, |  |  |  | 
    
	 | 20040003810, |  |  |  | 
    
	 | 20040055604, |  |  |  | 
    
	 | 20050109343, |  |  |  | 
    
	 | 20050126572, |  |  |  | 
    
	 | 20050145249, |  |  |  | 
    
	 | 20060254427, |  |  |  | 
    
	 | 20070235031, |  |  |  | 
    
	 | 20070235032, |  |  |  | 
    
	 | 20090215618, |  |  |  | 
    
	 | 20090217926, |  |  |  | 
    
	 | 20100206311, |  |  |  | 
    
	 | 20100218761, |  |  |  | 
    
	 | 20100294272, |  |  |  | 
    
	 | 20100294273, |  |  |  | 
    
	 | 20100294274, |  |  |  | 
    
	 | 20110011404, |  |  |  | 
    
	 | 20110094514, |  |  |  | 
    
	 | 20110283505, |  |  |  | 
    
	 | 20110284006, |  |  |  | 
    
	 | 20120000465, |  |  |  | 
    
	 | 20120024289, |  |  |  | 
    
	 | 20120174922, |  |  |  | 
    
	 | 20130125896, |  |  |  | 
    
	 | 20140034049, |  |  |  | 
    
	 | 20140216447, |  |  |  | 
    
	 | 20140216448, |  |  |  | 
    
	 | 20140216473, |  |  |  | 
    
	 | 20140216474, |  |  |  | 
    
	 | 20140216475, |  |  |  | 
    
	 | 20140251327, |  |  |  | 
    
	 | 20150136142, |  |  |  | 
    
	 | CA106801, |  |  |  | 
    
	 | CA82141, |  |  |  | 
    
	 | CN300757753, |  |  |  | 
    
	 | CN300801845, |  |  |  | 
    
	 | CN301345091, |  |  |  | 
    
	 | CN301787238, |  |  |  | 
    
	 | CN301841897, |  |  |  | 
    
	 | CN301863214, |  |  |  | 
    
	 | CN302193139, |  |  |  | 
    
	 | CN302193145, |  |  |  | 
    
	 | CN302386273, |  |  |  | 
    
	 | CN302571626, |  |  |  | 
    
	 | CN302675143, |  |  |  | 
    
	 | CN302754689, |  |  |  | 
    
	 | CN3342471, |  |  |  | 
    
	 | CN3457902, |  |  |  | 
    
	 | CN3674586, |  |  |  | 
    
	 | D286213, | Nov 08 1982 | Cabot Safety Intermediate Corporation | Dual filter respirator | 
    
	 | D339658, | May 02 1991 | Air-Ace Oy | Respirator | 
    
	 | D518571, | Nov 07 2003 | 3M Innovative Properties Company | Face mask carriage | 
    
	 | D677780, | Apr 15 2011 | 3M Innovative Properties Company | Filter cartridge | 
    
	 | D677781, | Apr 15 2011 | 3M Innovative Properties Company | Filter cartridge louver | 
    
	 | D678508, | Apr 15 2011 | 3M Innovative Properties Company | Filter cartridge intake profile | 
    
	 | D683446, | Dec 01 2010 | ResMed Pty Ltd | Cushion for respiratory mask | 
    
	 | D696396, | Dec 01 2010 | ResMed Pty Ltd | Cushion for respiratory mask | 
    
	 | D732670, | May 22 2014 | 3M Innovative Properties Company | Respirator filter | 
    
	 | DE91076350001, |  |  |  | 
    
	 | EM969610001, |  |  |  | 
    
	 | EM12333730002, |  |  |  | 
    
	 | EM12333730003, |  |  |  | 
    
	 | EM13526450001, |  |  |  | 
    
	 | EM13526450002, |  |  |  | 
    
	 | EM13552590001, |  |  |  | 
    
	 | EM13552590002, |  |  |  | 
    
	 | EM13786730001, |  |  |  | 
    
	 | EM14013350001, |  |  |  | 
    
	 | EM14013350002, |  |  |  | 
    
	 | EM14013350003, |  |  |  | 
    
	 | EM14013350004, |  |  |  | 
    
	 | EM14013350005, |  |  |  | 
    
	 | EM14013350006, |  |  |  | 
    
	 | EM14056090001, |  |  |  | 
    
	 | EM14056090002, |  |  |  | 
    
	 | EM14056090003, |  |  |  | 
    
	 | EM14056090004, |  |  |  | 
    
	 | EM18714010001, |  |  |  | 
    
	 | EM18714010003, |  |  |  | 
    
	 | EM18714010004, |  |  |  | 
    
	 | EM18714010005, |  |  |  | 
    
	 | FR916655001, |  |  |  | 
    
	 | FR972590001, |  |  |  | 
    
	 | GB2078022, |  |  |  | 
    
	 | JP1253605, |  |  |  | 
    
	 | JP1334600, |  |  |  | 
    
	 | JP1423131, |  |  |  | 
    
	 | JP1424448, |  |  |  | 
    
	 | JP1433068, |  |  |  | 
    
	 | JP1489843, |  |  |  | 
    
	 | KR100773460, |  |  |  | 
    
	 | KR300365183000, |  |  |  | 
    
	 | KR3003879850000, |  |  |  | 
    
	 | KR3004020150000, |  |  |  | 
    
	 | KR3004843030000, |  |  |  | 
    
	 | KR3004977040000, |  |  |  | 
    
	 | KR3005056910000, |  |  |  | 
    
	 | KR3005148630000, |  |  |  | 
    
	 | KR3005161850000, |  |  |  | 
    
	 | KR3005261580000, |  |  |  | 
    
	 | KR3005420310000, |  |  |  | 
    
	 | KR3005631420000, |  |  |  | 
    
	 | KR3006494120000, |  |  |  | 
    
	 | KR3006494130000, |  |  |  | 
    
	 | KR3006628710000, |  |  |  | 
    
	 | KR3006830430000, |  |  |  | 
    
	 | KR300683052000, |  |  |  | 
    
	 | KR3006830690000, |  |  |  | 
    
	 | KR3006840910000, |  |  |  | 
    
	 | KR3007262580000, |  |  |  | 
    
	 | KR3007263030000, |  |  |  | 
    
	 | RE35062, | Jun 17 1993 | Minnesota Mining and Manufacturing Company | Filter element | 
    
	 | RU63184, |  |  |  | 
    
	 | WO3090873, |  |  |  | 
    
	 | WO2008082415, |  |  |  |