Patent ID: 7203966

Claim:
A method of enabling the use of a digital license on a plurality of devices, said digital license permitting the use of a content item and being bound to a first of said plurality of devices by a first public/private key pair associated with said first device, said method comprising: receiving a first digital license from said first device, said first digital license associated with a first expiration date; receiving a second public/private key pair associated with a second of said plurality of devices, said second key pair being different from said first key pair; creating a second digital license bound to said second device using said second key pair, said second digital license being based on said first digital license, wherein said second digital license is set to expire prior to said first expiration date on a second expiration date; disabling said first digital license; transmitting said second digital license to said second device; deactivating said second digital license past said second expiration date, wherein failure of said second device to contact a license synchronization server prior to said second expiration date results in removal of said second device from a registration store on said license synchronization server; and reactivating said first digital license to said first device and accessing digital content through said first device using said reactivated first digital license.