Patent
   D287649
Priority
Aug 21 1981
Filed
Feb 17 1984
Issued
Jan 06 1987
Expiry
Jan 06 2001
Assg.orig
Entity
unknown
39
12
n/a
The ornamental design for a disposable respirator, as shown and described.

FIG. 1 is a side perspective view of a disposable respirator showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a side elevation view thereof, the opposite side being a mirror image of that shown;

FIG. 4 is a rear elevation view thereof; and

FIG. 5 is a top plan view thereof.

Zdrok, Joseph Z., Krusas, James J., Maisano, Joseph A.

Patent Priority Assignee Title
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5704349, Oct 02 1987 Kimberly-Clark Worldwide, Inc Surgical face mask with darkened glare-reducing strip and visor
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D347090, Dec 16 1992 Kimberly-Clark Worldwide, Inc Particulate face mask and neck shield
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D640011, Apr 25 2010 AOK Tooling Limited Face mask
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D949325, Jul 11 2018 3M Innovative Properties Company Respirator
D949328, Apr 03 2020 Protective mask
D965137, Nov 17 2020 Sanitary face mask
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D976392, Jan 29 2021 AVIRAM F INDUSTRIES LTD Duckbill mask
ER2698,
ER4204,
ER610,
ER7105,
Patent Priority Assignee Title
3521630,
4248220, Jul 20 1978 DALLOZ INVESTMENT, INC Disposable dust respirator
4300549, Jan 07 1980 JOHNSON & JOHNSON MEDICAL, INC , A NJ CORP Operating room face mask
4319567, Jul 07 1980 Moldex/Metric Products, Inc. Disposable face mask
4419993, Dec 10 1981 Minnesota Mining & Manufacturing Company Anti-fogging surgical mask
D248497, May 20 1976 Cabot Safety Corporation Disposable respirator
D249072, Nov 22 1976 Cabot Safety Corporation Disposable respiratory mask
GB1588442,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 08 1984ZDROK, JOSEPH Z AMERICAN OPTICAL CORPORATION, A CORP OF DEASSIGNMENT OF ASSIGNORS INTEREST 0042320400 pdf
Feb 08 1984MAISANO, JOSEPH A AMERICAN OPTICAL CORPORATION, A CORP OF DEASSIGNMENT OF ASSIGNORS INTEREST 0042320400 pdf
Feb 08 1984KRUSAS, JAMES J AMERICAN OPTICAL CORPORATION, A CORP OF DEASSIGNMENT OF ASSIGNORS INTEREST 0042320400 pdf
Feb 17 1984American Optical Corporation(assignment on the face of the patent)
May 27 1988RADIAC ABRASIVES WEST INC IRVING TRUST COMPANYSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0049180235 pdf
May 27 1988RADIAC ABRASIVES EAST INC IRVING TRUST COMPANYSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0049180235 pdf
May 27 1988American Optical CorporationIRVING TRUST COMPANYSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0049180235 pdf
Apr 06 1990American Optical CorporationAO, INC , A DE CORP ASSIGNMENT OF ASSIGNORS INTEREST 0052740156 pdf
Apr 13 1990BANK OF NEW YORK, THE FORMERLY KNOWN AS IRVING TRUST COMPANY American Optical CorporationRELEASED BY SECURED PARTY SEE DOCUMENT FOR DETAILS 0055350035 pdf
Apr 13 1990BANK OF NEW YORK, THE FORMERLY KNOWN AS IRVING TRUST COMPANY RADIAC ABRASIVES EAST INC RELEASED BY SECURED PARTY SEE DOCUMENT FOR DETAILS 0055350035 pdf
Apr 13 1990BANK OF NEW YORK, THE FORMERLY KNOWN AS IRVING TRUST COMPANY RADIAC ABRASIVES WEST INC RELEASED BY SECURED PARTY SEE DOCUMENT FOR DETAILS 0055350035 pdf
May 15 1990AO, INC Cabot Safety CorporationASSIGNMENT OF ASSIGNORS INTEREST 0055350024 pdf
Jul 11 1995Cabot Safety Intermediate CorporationBankers Trust CompanySECURITY INTEREST SEE DOCUMENT FOR DETAILS 0075700516 pdf
Jul 11 1995Cabot Safety CorporationCabot Safety Intermediate CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0075700220 pdf
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