Patent ID: 7530354
Filing Date: 2009-05-12
Classification: A41D,A61M,A62B

Abstract:
1. A distending nasal air filter device, comprising: (a) a flexible housing adapted to approximately cover the entire human nose and upper lip of the wearer, with a substantially round opening of a predetermined size cut into said housing and located at a bottom portion of said flexible housing so as to be adapted to be disposed at an area where the user's nostrils are intended to be, (b) a single separate filter element adapted to be removably attached to said flexible housing in a rolled configuration at said opening located approximately at the nostrils of the wearer, (c) a means adapted for substantially attaching said flexible housing approximately to the human nose and upper lip of the wearer, whereby the human wearer has the mouth uncovered and whereby the nose is substantially sealed to outside air, except through the said filter element.