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:
Jul. 02, 2013
Filed:
Jun. 01, 2009
Applicants:
Wolfgang Rittner, Siblin, DE;
Rudiger Meckes, Berkenthin, DE;
Inventors:
Wolfgang Rittner, Siblin, DE;
Rudiger Meckes, Berkenthin, DE;
Assignee:
Intertechnique, S.A., , FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A62B 7/04 (2006.01); F16K 31/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
Oxygen breathing masks, as well as methods of providing oxygen to persons, are detailed. The devices may include mechanisms for supplying either oxygen or ambient air to a person depending on inspiration pressure applied by the person to a first volume to which the person's mouth and/or nose is connected.