3840153 is referenced by 98 patents and cites 6 patents.

A drinking utensil includes a container having flexible walls and a conduit extending into the container. A valve is applied to the conduit to control the flow of a beverage which is dispensed when a pressure is applied to the flexible walls of the container. A capsule that contains a refrigerant is insertable in the container to keep the liquid contents of the container cool. The capsule is removable from the utensil for freezing the refrigerant.

Title
Drinking utensil
Application Number
05/318,111
Publication Number
3840153
Application Date
December 26, 1972
Publication Date
October 8, 1974
Inventor
Devlin Edward J
Agent
Fitch Even Tabin & Luedeka
Assignee
Glacier Incorporated
IPC
B67d 05/62
F25D 03/00
F25D 31/00
F25D 03/08
A45F 03/20
A45F 03/00
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