ContentGuard Prevails In All Patent Trials Challenging The Validity Of Its Digital Rights Management Patents
The inter partes review (IPR) proceedings at the USPTO, through which these trials were conducted, were initiated in
These decisions are extraordinary considering the track record of patentees in IPR proceedings. According to some estimates, based on data available from the USPTO, as of
"We were confident in the strength of ContentGuard's DRM patents and in the fundamental DRM patents that were the subject of this review given our rich history of innovation in rights protection technologies and our deep portfolio of more than 300 patents worldwide," commented
These innovations have their origin with a team of Xerox PARC inventors who are widely recognized as pioneers of DRM as we know it today.
Three of the four patents found valid at the PTAB trials, United States Patent Nos. 6,963,859; 7,269,576; and 7,523,072 are currently involved in patent infringement litigation ContentGuard brought against
ContentGuard is represented in these proceedings by Sterne Kessler and McKool Smith.
ContentGuard develops software and services for the emerging Internet privacy segment targeting both consumer and business solutions, and licenses its intellectual property to other companies who use its inventions in their products and services. ContentGuard's innovative mobile content protection app is now available for download for Android and iOS devices, and ContentGuard implements the innovations represented by each of the patents involved in the IPR proceedings in its products and services. Spun out of Xerox PARC, ContentGuard is a leading inventor, developer of content privacy and control technologies with more than 300 issued patents worldwide. ContentGuard currently has license agreements in place with leading technology companies including LG, Microsoft, Nokia, Panasonic, Sharp, Sony, Toshiba,
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