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:
Mar. 15, 2011
Filed:
Mar. 01, 2007
Gail Beth Bynum, Brooklyn Park, MN (US);
Mark Henry Faust, Lino Lakes, MN (US);
Jay Gregory Johnson, Maple Plain, MN (US);
Clinton S. Vilks, Plymouth, MN (US);
William H. Harm, Robbinsdale, MN (US);
Gail Beth Bynum, Brooklyn Park, MN (US);
Mark Henry Faust, Lino Lakes, MN (US);
Jay Gregory Johnson, Maple Plain, MN (US);
Clinton S. Vilks, Plymouth, MN (US);
William H. Harm, Robbinsdale, MN (US);
Smiths Medical ASD, Inc., Rockland, MA (US);
Abstract
A medication pump includes a housing including an external wall and a plurality of internal adjoining housings, including a first housing enclosing a cartridge. The pump includes a primary vent for venting the medication pump to atmosphere, the primary vent including a primary liquid barrier allowing passage of gas therethrough while preventing passage of liquid therethrough. The pump includes a secondary vent on the first housing, the secondary vent including a secondary liquid barrier allowing passage of gas therethrough to an interior of the housing while preventing passage of liquid therethrough.