|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||220/268 ; 215/253 ; 220/714 ; 229/906.1|
|발명자 / 주소|
|인용정보||피인용 횟수 : 57 인용 특허 : 2|
A lid for a disposable drinking cup, and which includes a self-closing opening therethrough so that the lid can be retained upon the cup while drinking therefrom, the opening being closable by a flap that is pushed into an opened position by pressure from a person's lip whenever placed thereagainst.