Patent ID: 11944118
Assignee: KT&G CORPORATION
Field: Other consumer goods (Other fields)
Classification: CPC A | IPC A

Claim 0:
1. An aerosol-generating article comprising:
a tobacco rod;
a front-end plug arranged on a side of the tobacco rod;
a filter rod arranged on the other side of the tobacco rod; and
a wrapper surrounding the tobacco rod, the front-end plug, and the filter rod, wherein
the wrapper comprises at least one thermochromic material that is configured to be heated and discolored by an aerosol-generating device when the aerosol-generating article is inserted into the aerosol-generating device,
wherein the wrapper further comprises:
an inner wrapper surrounding at least one from among the tobacco rod, the front-end plug, and the filter rod; and
an outer wrapper surrounding the inner wrapper,

wherein the at least one thermochromic material is included in the inner wrapper, and
wherein at least a portion of the outer wrapper, that overlaps the at least one thermochromic material, is made of a semitransparent or transparent material.