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:
Dec. 13, 2016
Filed:
Feb. 01, 2013
3m Innovative Properties Company, St. Paul, MN (US);
Gary E. Dwyer, Mallorytown, CA;
William A. Mittelstadt, Woodbury, MN (US);
Carl W. Raines, III, Woodbury, MN (US);
Nathan A. Abel, Minneapolis, MN (US);
David M. Blomberg, Lino Lakes, MN (US);
Michael J. Cowell, Woodbury, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A respiratory mask body defining a first chamber and a second chamber is provided. In an exemplary embodiment, the mask body includes one or more inlet ports adapted to receive one or more breathing air source components in communication with the first chamber and a fluid intake communication component allows communication of air from the first chamber to the second chamber during inhalation by a wearer.