Patent ID: 9555594
Date: 2017-01-31
CPC Classifications: A47G,B31B,B65D

Claim:
1. A paperboard plate formed from a paperboard blank, comprising: a) a generally planar bottom portion; b) an upwardly and outwardly extending fluted sidewall portion, wherein the sidewall portion comprises a plurality of flutes arranged substantially around an outer perimeter of the bottom portion to define a fluted perimeter, wherein the flutes are present at fewer than about 3.5 flutes per inch of the fluted perimeter; c) a radial profile having a single transition of about 15° to about 50° disposed between the bottom portion and the sidewall portion; d) a plate diameter to flute length ratio of greater than about 6, wherein the plate has a basis weight of greater than 75 pounds per ream; and e) a coating comprising polyethylene disposed on a top side and bottom side of the paperboard blank and wherein the plate comprises the coating on its top side and bottom side.