US 12,233,026 B2
Gas permeable sealing member for drug container and methods of assembly
Cheng-Chieh Chou, Los Angeles, CA (US); Mingda Eu, Oak Park, CA (US); Ren-Yo Forng, Potomac, MD (US); and Wael Mismar, Redondo Beach, CA (US)
Assigned to AMGEN INC., Thousand Oaks, CA (US)
Filed by AMGEN INC., Thousand Oaks, CA (US)
Filed on Apr. 28, 2023, as Appl. No. 18/140,823.
Application 18/140,823 is a continuation of application No. 16/629,330, granted, now 11,672,733, previously published as PCT/US2018/041567, filed on Jul. 11, 2018.
Claims priority of provisional application 62/535,777, filed on Jul. 21, 2017.
Prior Publication US 2023/0404850 A1, Dec. 21, 2023
Int. Cl. A61L 2/07 (2006.01); A61J 1/14 (2023.01); A61L 2/20 (2006.01); A61L 2/26 (2006.01)
CPC A61J 1/1406 (2013.01) [A61L 2/07 (2013.01); A61L 2/206 (2013.01); A61L 2/26 (2013.01); A61L 2202/23 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A drug delivery device comprising:
a housing;
a container disposed in the housing and having an interior volume and an end surface, an opening being formed in the end surface and communicating with the interior volume;
a drug disposed in the interior volume of the container;
a septum including a proximal end and a distal end, the proximal end being inserted through the opening into the interior volume of the container, the distal end including a flange disposed outwardly of the proximal end and contacting the end surface of the container, an entirety of the septum being made of a material that is permeable to a gaseous sterilizing agent; and
a resin film covering at least a portion of the exterior surface of the distal end of the septum, wherein the resin film does not cover the proximally facing surface of the flange.