Patent ID: 8216183

Claim:
A heating device for a container of a liquid pharmaceutical product having a viscosity of 50-500 cP at 4° C. and contained within a glass container, comprising a rigid, thin-walled housing defining an openable chamber for receiving the container, the housing including an open end, a closed end, and a closure member operable for opening and closing of the housing for access to the chamber, a heat source in the chamber comprising a hermetically sealed package containing a super-cooled metal salt fluid or liquid and an actuator for activating the super-cooled metal salt to produce heat, wherein the ratio of the volume of the metal salt to the intended volume of the product is no more than 1:1, and wherein the volume of product is from 100 ml to 5000 ml and wherein the actuator is positioned so as to be accessible through the open end when the container is received within the heat source and the housing is open.