US 11,938,482 B2
Vial cap for a liquid chromatography sample vial
Moon Chul Jung, Waltham, MA (US)
Assigned to Waters Technologies Corporation, Milford, MA (US)
Filed by Waters Technologies Corporation, Milford, MA (US)
Filed on Jun. 1, 2021, as Appl. No. 17/335,373.
Claims priority of provisional application 63/034,050, filed on Jun. 3, 2020.
Prior Publication US 2022/0203360 A1, Jun. 30, 2022
Int. Cl. B01L 3/00 (2006.01)
CPC B01L 3/50825 (2013.01) [B01L 2200/0689 (2013.01); B01L 2200/142 (2013.01); B01L 2300/042 (2013.01); B01L 2300/0832 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A vial cap comprising:
a cylindrical cap body defining a first circular opening at a first end;
a cap lid portion extending radially inward from a second end of the cylindrical cap body, the cap lid portion defining a second circular opening;
a septum located within the cylindrical cap body and in contact with the cap lid portion, the septum spanning the second circular opening defined by the cap lid portion; and
a plurality of flexible threads extending from an internal surface of the cylindrical cap body, wherein each of the plurality of flexible threads defines an air pocket.