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Patent
   D414861
Priority
Sep 02 1998
Filed
Sep 02 1998
Issued
Oct 05 1999
Expiry
Oct 05 2013
Inventors
Metzger, K…
Assg.orig
U S SAFETY
PARMALEE I…
Assg.curr
DENTEC SAF…
Entity
unknown
Referenced by
19
References
4
Maint.:
n/a
The ornamental design for a protective cover for respirator filter, as shown and described.

FIG. 1 is a perspective view of the protective cover for respirator filter embodying the design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof; and,

FIG. 4 is a bottom plan view thereof.
INVENTORS:

Metzger, Karl

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D433751, Jul 20 1998 3M Innovative Properties Company Cap
D434847, Jul 20 1998 3M Innovative Propeties Company Cap
D465568, Aug 03 2000 3M Innovative Properties Company Cover for a filter cartridge
D577816, Apr 13 2006 Moldex-Metric, Inc.; Moldex-Metric, Inc Pre-filter lid for use with a filter respirator mask
D604834, Apr 13 2006 Moldex-Metric, Inc.; Moldex-Metric, Inc Cartridge lid for use with a filter respirator mask
D609803, Apr 13 2006 Moldex-Metric, Inc.; Moldex-Metric, Inc Din cap front cover for use with a filter respirator mask
D684256, Sep 13 2012 Moldex-Metric, Inc.; Moldex-Metric, Inc Cover for a respiratory cartridge
D742528, Dec 03 2013 Cover for a medical alert device
D742529, Dec 03 2013 Cover for a medical alert device
D744654, Oct 23 2013 Louis M. Gerson Co., Inc.; LOUIS M GERSON CO , INC Low profile filter
D775343, Jul 07 2015 TECSCRN INTERNATIONAL LTD Pleated laboratory screen
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
D887554, Jun 09 2015 Lincoln Global, Inc Belt bracket of a powered air purifying respirator
D935600, Mar 03 2021 Mask filter
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
5033507, Jun 19 1990 Mine Safety Appliances Company Filter cover assembly for a respirator
5036844, Jun 19 1990 Mine Safety Appliances Company Cover assembly and pre-filter for a respirator
5353789, Nov 21 1991 Dragerwerk AG A flaccid mask with straps and a supporting element that force the mask into sealing engagement with the wearer's face in response to force exerted by the straps on the supporting element
5535736, Jun 23 1995 Inflatable mouthpiece
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 21 1998METZGER, KARLU S SAFETYASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0094460274 pdf
Aug 21 1998METZGER, KARLPARMALEE INDUSTRIES, INC CORRECTIVE ASSIGNMENT TO CORRECT THE NAME OF THE ASSIGNEE, FILED ON 09 02 1998, RECORDED ON REEL 9446 FRAME 0274 ASSIGNOR HEREBY CONFIRMS THE ASSIGNMENT OF THE ENTIRE INTEREST 0102860250 pdf
Aug 06 2013PARMELEE INDUSTRIES, INC , A DELAWARE CORPORATIONSHELBY GROUP INTERNATIONAL, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0310290303 pdf
Dec 16 2013SHELBY GROUP INTERNATIONAL, INC HSBC BANK USA, NATIONAL ASSOCIATION, AS AGENTSECURITY AGREEMENT0318680273 pdf
Mar 07 2014SHELBY GROUP INTERNATIONAL, INC DENTEC SAFETY SPECIALISTS CORP ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0325390235 pdf
Mar 07 2014HSBC Bank USA, National AssociationSHELBY GROUP INTERNATIONAL, INC RELEASE OF SECURITY INTEREST0325390822 pdf
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