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Publication numberUSD249072 S
Publication typeGrant
Application numberUS 05/743,995
Publication dateAug 22, 1978
Filing dateNov 22, 1976
Publication number05743995, 743995, US D249072 S, US D249072S, US-S-D249072, USD249072 S, USD249072S
InventorsWilliam H. Revoir
Original AssigneeAmerican Optical Corporation
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Disposable respiratory mask
US D249072 S
Abstract  available in
Images(4)
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Claims(1)
  1. The ornamental design for a disposable respiratory mask, as shown and described.
Description

FIG. 1 is a top plan view of a disposable respiratory mask, illustrated in a folded condition, showing my new design;

FIG. 2 is a front elevation thereof;

FIG. 3 is an end elevation thereof;

FIG. 4 is a front perspective view thereof, disclosing the mask in an unfolded condition;

FIG. 5 is a rear perspective view thereof;

FIG. 6 is a top plan view of a modified form of the mask illustrated in FIG. 1;

FIG. 7 is a front elevation thereof;

FIG. 8 is an end elevation thereof;

FIG. 9 is a front perspective view thereof, disclosing the mask in an unfolded condition; and

FIG. 10 is a rear perspective thereof.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6394090 *Feb 17, 1999May 28, 20023M Innovative Properties CompanyFlat-folded personal respiratory protection devices and processes for preparing same
US7171967Apr 25, 2003Feb 6, 2007Louis M. Gerson Co., Inc.Face mask and method of manufacturing the same
US7677248Jul 16, 2004Mar 16, 2010Louis M. Gerson Co., Inc.Stiffened filter mask
US8342180 *Aug 13, 2008Jan 1, 20133M Innovative Properties CompanyFiltering face-piece respirator that has expandable mask body
US8640704Sep 18, 2009Feb 4, 20143M Innovative Properties CompanyFlat-fold filtering face-piece respirator having structural weld pattern
US20090078261 *Aug 13, 2008Mar 26, 20093M Innovative Properties CompanyFiltering face-piece respirator that has expandable mask body
US20090078265 *Aug 13, 2008Mar 26, 20093M Innovative Properties CompanyRespirator having dynamic support structure and pleated filtering structure
Classifications
U.S. ClassificationD24/110.1, 128/206.16