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Publication numberUSD248497 S
Publication typeGrant
Application numberUS 05/688,507
Publication dateJul 11, 1978
Filing dateMay 20, 1976
Publication number05688507, 688507, US D248497 S, US D248497S, US-S-D248497, USD248497 S, USD248497S
InventorsPatrick F. Slosek
Original AssigneeAmerican Optical Corporation
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Disposable respirator
US D248497 S
Abstract  available in
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  1. The ornamental design for a disposable respirator, as shown and described.

FIG. 1 is a front perspective, of a respirator embodying my new design;

FIG. 2 is an elevational view of one side of the respirator, the opposite side being of substantially the same appearance;

FIG. 3 is a top plan view of the respirator; and

FIG. 4 is a rear elevational view thereof.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6631718Jun 8, 1999Oct 14, 2003Sleepnet CorporationAir mask with seal
US7210481May 26, 2000May 1, 2007Sleepnet CorporationNose mask
US7219669Jun 8, 1999May 22, 2007Sleepnet CorporationNose mask
US8505535Dec 23, 2009Aug 13, 2013Resmed LimitedMask system
US8905034Nov 7, 2011Dec 9, 2014Salutaris LlpErgonomic protective air filtration devices and methods for manufacturing the same
U.S. ClassificationD24/110.1, D24/162