US 12,459,706 B2
Cap assembly, a container comprising the same, and apparatus for and method of sealing a container
Christopher Allan Petrie, Vancouver (CA)
Assigned to POLAR CAPS LTD., Vancouver (CA)
Filed by Polar Caps Ltd., Vancouver (CA)
Filed on Mar. 15, 2023, as Appl. No. 18/184,454.
Claims priority of provisional application 63/346,813, filed on May 27, 2022.
Prior Publication US 2023/0382602 A1, Nov. 30, 2023
Int. Cl. B65D 41/04 (2006.01)
CPC B65D 41/0407 (2013.01) 20 Claims
OG exemplary drawing
 
1. A cap assembly for a bottle, the cap assembly comprising:
a cap shaped to selectively couple to the bottle, the cap having an aperture extending through a top thereof; and
an elastomer coupled to and spanning the aperture of the cap, the elastomer sealing the bottle, being planar from an outer peripheral portion through to a central portion thereof, consisting of a single homogenous layer and being configured to reversibly expand.