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. 28, 2015
Filed:
Jul. 31, 2009
Colin A. Chong, Burbank, CA (US);
Eric M. Lorenzen, Granada Hills, CA (US);
Rafael Bikovsky, Oak Park, CA (US);
Truong Gia Luan, Winnetka, CA (US);
Arsen Ibranyan, Glendale, CA (US);
Colin A. Chong, Burbank, CA (US);
Eric M. Lorenzen, Granada Hills, CA (US);
Rafael Bikovsky, Oak Park, CA (US);
Truong Gia Luan, Winnetka, CA (US);
Arsen Ibranyan, Glendale, CA (US);
MEDTRONIC MINIMED, INC., Northridge, CA (US);
Abstract
A plunger head moveable in an axial direction within a reservoir having an interior volume for containing fluidic media may have a first portion in contact with fluidic media when fluidic media is in the interior volume of the reservoir, the first portion comprising a first material compatible with fluidic media in the interior volume of the reservoir, a second portion located on an opposite side of the plunger head from the interior volume of the reservoir, the second portion connectable to a plunger arm, and a third portion located between the first portion and the second portion of the plunger head, at least one of the first portion, second portion, and the third portion is made of a material that comprises one of a cyclic olefin copolymer and a cyclic olefin polymer.