The Software Freedom Law Center (SFLC), provider of pro-bono legal services to protect and advance Free and Open Source Software, has filed a formal request with the United States Patent and Trademark Office (USPTO) for re-examination of Blackboard’s e-Learning patent. If successful, the request will ultimately lead to the cancellation of all 44 claims of the patent.

Bradley M. Kuhn, SFLC Chief Technology Officer, has published a Letter to the FOSS Development Community Regarding Microsoft’s Patent Promise.