Thursdays the USPTO publishes new patent applications. Both of today's Spotlight applications address various aspects of Digital Rights Management. Apparently assigned to Disney, the first application discloses interoperable Digital Rights Management. Assigned to Toshiba, the second application discloses techniques for moving, dividing, or merging copyrighted content.
20080114992, "Interoperable Digital Rights Management," apparently assigned to Disney.
The subject matter disclosed herein relates to a method and/or system for enabling access to media content using different digital rights management formats.
20080114687, "Method and apparatus for moving, dividing, or merging copyrighted content," assigned to Toshiba.
According to an aspect of this invention, in moving copyrighted content acquired from a rights server from a first terminal to a second terminal, the first terminal of the moving source re-encrypts a key encryption key contained in the rights object of the copyrighted content as the moving target by using the terminal public key of the second terminal and regenerates at least one of the signature of existing rights information and the signature of added rights consumption information on the basis of the terminal private key.