|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||220/254 ; 220/832 ; 220/270 ; 220/715|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 62 인용 특허 : 21|
A disposable cup lid for placement onto a drinking cup is provided, having a tear tab which is generally aligned with the orientation of the extruded plastic sheet material from which the cup lid is made. There is a first, generally centrally located region in the lid, which has a higher elevation than the cup rim receiving recess at the periphery of the lid; and there is an indentation formed in the central region which is provided so as to accommodate the tear tab when it is folded back around a U-shaped hinge to create a drink-through opening in the c...
[ What is claimed is:] [1.]1. A disposable cup lid for placement onto a drinking cup having an opening at its upper end, said opening being defined by a substantially circular cup rim whose upper extremity lies substantially in a single plane;wherein said disposable cup lid is thermoformed from extruded plastics sheet material having a linear extrusion grain, and comprises:a substantially planar top surface in a first region of said cup lid which extends on both sides of a center line thereof, which center line is disposed substantially perpendicular to ...