http://mfeldstein.com/court-re-affirms-invalidation-of-first-35-blackboard-patent-claims/ What Michael Feldstein Is Learning About Online Learning...Online Tue, 06 Jan 2009 21:31:19 +0000 http://mfeldstein.com/court-re-affirms-invalidation-of-first-35-blackboard-patent-claims/#comment-19552 Random Syntax » 35 Blackboard Patent Claims Invalidated Thu, 18 Oct 2007 11:00:30 +0000 http://mfeldstein.com/court-re-affirms-invalidation-of-first-35-blackboard-patent-claims/#comment-19552 [...] via Mfeldstein.com. ….so 2 Judges have now ruled that claims 1-35 are not valid…. [...] [...] via Mfeldstein.com. ….so 2 Judges have now ruled that claims 1-35 are not valid…. [...]

]]>