Patent ID: 8917506

Claim:
A case configured to hold a portable electronic device, the case comprising: an upper case portion comprising: a left sidewall configured to be positioned against a left side edge of the portable electronic device; a right sidewall configured to be positioned against a right side edge of the portable electronic device; and a back wall extending between the left sidewall and the right sidewall and configured to be positioned rearward of the portable electronic device; and a lower case portion comprising: a mechanical coupler configured to slidably engage the upper case portion to removably couple the upper case portion and the lower case portion, wherein the case comprises a front opening configured such that a screen of the portable electronic device is visible through the front opening when the portable electronic device is held by the case; a lower sidewall configured to be positioned against a bottom side edge of the portable electronic device; a back wall extending upward from the lower sidewall and configured to be positioned rearward of the portable electronic device, wherein the back wall of the upper case portion and the back wall of the lower case portion are configured to overlap across at least a majority of the back of the portable electronic device; a battery enclosed in the back wall of the lower case portion; an inner connector extending upward from the lower sidewall, the inner connector configured to connect to a connector of the portable electronic device, the inner connector coupled to the battery and configured to transfer electrical power from the battery to the portable electronic device; and an outer connector positioned on an outside of the lower case portion, the outer connector coupled to the battery such that the battery can be charged via the outer connector.