Patent ID: 8061542

Claim:
A bottle assembly from which a person drinks comprising: a bottle defining a cavity for storing a fluid, wherein said bottle includes a neck that forms an opening at a dispensing end of said bottle, said neck including a first attachment portion; a removable collar adapted to at least partially cover said first attachment portion on said neck, wherein said collar defines a dispensing opening and has an outer drinking surface and an inner surface, wherein a lower inner surface part of said inner surface includes a second attachment portion and an upper inner surface part of said inner surface includes a third attachment portion, said first attachment portion of said neck and said second attachment portion of said lower inner surface part being interfitted to removably connect said collar to said neck; and a removable cap for sealing said opening and adapted to cover the entire outer drinking surface, said cap including a fourth attachment portion adapted to be interfitted with said third attachment portion of said upper inner surface part to removably connect said cap to said collar.