Patent 7497846 was granted and assigned to MicroCHIPS on March, 2009 by the United States Patent and Trademark Office.
Devices are provided for the controlled exposure or release of contents stored in hermetically sealed reservoirs. The devices comprise a primary substrate having a front side and a back side, and including one or more hermetic sealing materials; a plurality of reservoirs in the primary substrate positioned between the front side and the back side; reservoir contents, which comprise chemical molecules (such as drugs) or a secondary device (such as a glucose sensor), located inside the reservoirs; a hermetic sealing substrate having a surface composed of one or more hermetic sealing materials; and a hermetic seal formed between and joining the primary substrate and the hermetic sealing substrate, wherein the hermetic seal independently seals the reservoirs.