|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||B65D-030/24 B65D-030/10 B65D-033/36|
|미국특허분류(USC)||426/77 ; 99/295 ; 426/81 ; 426/82|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 96 인용 특허 : 11|
A beverage sachet has improved base seam opening performance by the provision of sealed lands extending inwardly from the side seams to reduce the tendency of curling of the base seams in use.
A generally planar sealed beverage sachet formed of a substantially air- and water-impermeable flexible sheet material, said sheet material enclosing and being attached to a web of water permeable material which supports a product which provides a beverage when mixed with an aqueous medium, the sachet being provided with a locating means at one end thereof for an aqueous medium introducing means, a frangible base seam comprising a pressure- or heat-sensitive seal at the opposite end, and a pair of side seams each of which includes, adjacent the base seam...