The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 29, 2011
Filed:
Sep. 26, 2008
Dwayne D. Daugaard, Hudson, WI (US);
Daniel J. Stepan, Woodbury, MN (US);
Yonas Gebrewold, Woodbury, MN (US);
Michael K. Domroese, Woodbury, MN (US);
Lance E. Behymer, Woodbury, MN (US);
Dwayne D. Daugaard, Hudson, WI (US);
Daniel J. Stepan, Woodbury, MN (US);
Yonas Gebrewold, Woodbury, MN (US);
Michael K. Domroese, Woodbury, MN (US);
Lance E. Behymer, Woodbury, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A filtering face-piece respiratorthat comprises a mask bodyand a harness. The mask bodyincludes (i) a filtering structure, (ii) a plastic support structure, and (iii) a nose clipthat is secured to the plastic support structureby being molded therein. The inventive filtering face-piece respirator is beneficial in that it eliminates the need for an adhesive or welding step to secure the nose clip to the mask body.