7 March 2018Patents

BlackBerry sues Facebook and WhatsApp for patent infringement

BlackBerry has accused Facebook and its Instagram and WhatsApp subsidiaries of infringing patents relating to messaging technologies.

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Fed Circuit upholds Facebook appeal against PTAB rejection

15 August 2018 The US Court of Appeals for the Federal yesterday upheld an appeal made by Facebook after the Patent Trial and Appeal Board rejected a patent application made by the social networking site.

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Facebook continues patent war with BlackBerry

5 September 2018 Social media platform Facebook continued a patent war with BlackBerry yesterday, after it accused the Canadian company of infringing several inventions, including voice-messaging technology.

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BlackBerry accuses Twitter of illegally using patented tech

28 February 2019 BlackBerry took Twitter to court yesterday, where it accused the social media site of using six BlackBerry-owned patents in its mobile messaging apps without authorisation.

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BlackBerry sues Facebook and WhatsApp for patent infringement

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