US Patent 11479403 Insulated box assembly and temperature-regulating lid therefor

Example aspects of an insulated box assembly and a method of assembling an insulated box assembly are disclosed. The insulated box assembly can comprise a plurality of outer lateral sidewalls, the outer lateral sidewalls defining an inner surface, the inner surface defining an inner cavity; a plurality of inner lateral sidewalls received in the inner cavity, the inner lateral sidewalls defining an outer surface; and a monolithic sidewall liner received in the inner cavity between the outer lateral sidewalls and the inner lateral sidewalls, the sidewall liner defining a liner outer surface and a continuous, uninterrupted liner inner surface opposite the liner outer surface, the liner outer surface facing the inner surface of the outer lateral sidewalls, and the liner inner surface facing the outer surface of the inner lateral sidewalls.