a nasal filter structure in accordance with the disclosure includes an outer filter layer positioned over the filter layer.a nasal filter structure comprises an outer ring having an outer periphery and an inner periphery sized to the periphery of a user's nasal orifice a filter layer having an outer periphery larger than the inner periphery of the outer ring, but smaller than the outer periphery of the outer ring, and being bonded to a side of the outer ring an adhesive on an opposite side of the outer ring for bonding the outer ring to the columella, a nasal sill, an alar sidewall and the facet of the user's nose an additional adhesive at opposing locations of the adhesive and positioned to bond to natural flex points of the user's nose and a dilator positioned between the additional adhesive.Another object of the disclosure is to provide a respiratory nasal filter that is extends across a users' nostril.An object of the disclosure is to provide a respiratory nasal filter that is esthetically pleasing to wear.the present disclosure generally relates to a nasal filter structure with a screened nasal dilator.A62B7/10- Respiratory apparatus with filter elements.for surgical use, or for use in foul atmospheres A41D13/11- Protective face masks, e.g.surgeons' gowns or garments protecting against blows or punches protecting only a particular body part A41D13/05- Professional, industrial or sporting protective garments, e.g.surgeons' gowns or garments protecting against blows or punches A41D13/00- Professional, industrial or sporting protective garments, e.g.A41D- OUTERWEAR PROTECTIVE GARMENTS ACCESSORIES.A62B23/00- Filters for breathing-protection purposes. A62B- DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING.Assignors: FIRST DEFENSE HOLDINGS, LLC Status Active legal-status Critical Current Adjusted expiration legal-status Critical Links Publication of US20120279504A1 publication Critical patent/US20120279504A1/en Application granted granted Critical Publication of US9132300B2 publication Critical patent/US9132300B2/en Assigned to MOORE, JOSEPH K., SR reassignment MOORE, JOSEPH K., SR SECURITY INTEREST (SEE DOCUMENT FOR DETAILS). Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by FIRST DEFENSE HOLDINGS LLC filed Critical FIRST DEFENSE HOLDINGS LLC Priority to US13/456,129 priority Critical patent/US9132300B2/en Assigned to FIRST DEFENSE HOLDINGS LLC reassignment FIRST DEFENSE HOLDINGS LLC ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Original Assignee FIRST DEFENSE HOLDINGS LLC Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Moore Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Active, expires Application number US13/456,129 Other versions US20120279504A1 Google Patents US9132300B2 - Nasal filter structureÄownload PDF Info Publication number US9132300B2 US9132300B2 US13/456,129 US201213456129A US9132300B2 US 9132300 B2 US9132300 B2 US 9132300B2 US 201213456129 A US201213456129 A US 201213456129A US 9132300 B2 US9132300 B2 US 9132300B2 Authority US United States Prior art keywords nasal filter dilator locking mechanism nasal filter Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.
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