Thursdays the USPTO publishes new patent applications. Both of today's Spotlight applications entail the use of DRM. The first application discloses DRM techniques for audience measurement, no assignee given. The second discloses DRM techniques for license renewal, also no assignee given.
20080103978, "Digital rights management systems and methods for audience measurement," no assignee given.
Digital rights management systems and methods for audience measurement are disclosed. An example method to monitor media content consumption disclosed herein comprises automatically processing a measurement rights agreement with a digital rights manager to determine whether the measurement rights agreement authorizes monitoring of media content consumption, and enabling a media handler to obtain measurement information corresponding to a presentation of media content by the media handler when the digital rights manager determines that monitoring of media content consumption is authorized.
20080103976, "Digital rights management license renewal," no assignee given.
A method of playing back content based on digital rights management (DRM) between a portable storage and a device and a portable storage for the same are provided. The method of playing back content using a portable storage includes requesting the portable storage to transmit a right to play back content protected through digital rights management (DRM), receiving the right to play back the content protected through DRM from the portable storage, and informing the portable storage of completion of the playback when a playback of the content protected through DRM using the right is completed.