Jan 28, 2016 Update: Our 20+ themes have been upgraded to the latest Magento 1.9.2.3. If one of the themes in the following list was used for your project, we highly recommend you check out this important update to keep your site safe.
Two days ago, Magento has just released Magento Community Edition 1.9.2.3, which includes a bundle of the security-related patches and and an update to the USPS API. If you are using Magento CE prior to 1.9.2.3, we highly recommend you either install the SUPEE-7405 patch bundle or upgrade to CE 1.9.2.3, as instructed in this Magento announcement (This recommendation also applies to Magento EE prior to 1.14.2.3; Magento 2 CE & EE prior to 2.0.1)
For themes and extensions at Ubertheme, we have started working hard to keep our products fully compatible with this new release. And here is the first batch of responsive Magento themes available for Magento 1.9.2.3: