Patent ID: 11864672
Assignee: nan
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC A  F  G | IPC A  F

Claim 0:
1. A drinking vessel, comprising:
an outer non-transparent sidewall;
an inner vessel joined to an outer non-transparent cup sidewall whereby the inner vessel is located inside said outer non-transparent cup sidewall and said inner vessel has a top edge that is joined to a top edge of said outer non-transparent cup sidewall whereby said drinking vessel is double walled;
a vacuum sealed connection of the outer non-transparent sidewall to the inner vessel in the vicinity of a bottom edge of the outer non-transparent sidewall and the bottom edge of said inner vessel of said drinking vessel;
a base illumination unit that joins to the bottom of said drinking vessel whereby said base illumination unit has a power source, a light source, and a switch.