All posts by ContentGuard


By | Press Release | 4,066 Comments

Court rejects attempts to limit scope of ContentGuard’s pioneering DRM patents through claim construction

PLANO, TEXAS (Business Wire) – March 23, 2015 – ContentGuard Holdings, Inc. (“ContentGuard”), a subsidiary of Pendrell Corporation (NASDAQ: PCO), announced that on Friday, March 20, 2015, Judge J. Rodney Gilstrap of the U.S. District Court for the Eastern District of Texas issued a 144 page Claim Construction Order in lawsuits ContentGuard filed against several companies who continue to use its patented Digital Rights Management (“DRM”) solutions without a license, including Apple,, DirecTV, Google, HTC, Huawei, Motorola Mobility and Samsung Electronics.

Ephemeral Photos and Messages Get More Private, Interactive and Fun With Yovo From ContentGuard

By | Press Release | 1,632 Comments

Yovo takes ephemerality beyond just photo sharing with enhanced privacy tools that scramble screenshots and enable sharing across Facebook, Twitter, text and e-mail

PLANO, TEXAS – October 8, 2014 – ContentGuard, a subsidiary of Pendrell Corporation (NASDAQ:PCO) and a pioneer of content protection technologies, today introduced Yovo, a new ephemeral messaging app that does much more than simply make the photos and messages that we share disappear. Yovo is the first app that allows users to protect pictures and messages, both old and new, and from undesired screen captures via a patent-pending scrambling technology. Users can also blur photos and selectively choose who can discover what is behind the blur, and set self-destruct timers for photos and messages from one second to 24 hours. What’s more, Yovo allows users to share time-based and protected content with friends across social media, including Facebook and Twitter. (Read More)

Dallas region sees growth in software and mobile app development (Dallas Morning News)

By | News Article | 1,491 Comments

When content management startup ContentGuard decided to move from Southern California last year, its choice for a new headquarters came down to Seattle or cities in Texas.

In the end, perhaps surprisingly, it picked Plano.

The rich talent pool of mobile app developers in North Texas was a major factor in the company’s decision, said ContentGuard chief product officer Scott Richardson. (Read More)

Xerox, Microsoft spinoff develops Snapchat rival (Dallas Business Journal)

By | News Article | 5,852 Comments

Plano software company ContentGuard on Monday released a mobile application that allows users to control the time in which people can view content they share.

The application, which is available for iPhone users, allows users to select a preset amount of time for which the photos, video, documents and files they share will be viewable. When recipients receive the files, they are constrained to those preset conditions. The current version of the application allows users to set a time limit between one minute and one month.
(Read More)