Patent 7524577 was granted and assigned to OAK RIDGE MICRO-ENERGY, INC. on April, 2009 by the United States Patent and Trademark Office.
A method for improving the useful life of a thin film lithium-ion battery containing a solid electrolyte and an anode that expands on charging and long life batteries made by the method. The method includes providing a hermetic barrier package for the thin film battery that includes an anode expansion absorbing structure.