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The Mangrove Partners Master Fund, Ltd. v. VirnetX Inc.

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Case Number:

IPR2015-01046

Case Type:

IPR

Status:

Final Written Decision

Petitioner:

The Mangrove Partners Master Fund, Ltd.

Patent Owner:

VirnetX Inc.

Patent Number:

6,502,135

Tech Center:

2100

  1. October 29, 2021

    VirnetX Loses Bids For USPTO To Review Apple PTAB Rulings

    The U.S. Patent and Trademark Office director has rejected requests to rehear inter partes review decisions invalidating VirnetX network security patents involved in the company's $576 million verdict against Apple.

  2. September 21, 2021

    VirnetX Wants Next USPTO Chief To Eye Apple PTAB Rulings

    VirnetX Inc. on Monday requested a rehearing by the U.S. Patent and Trademark Office director of inter partes review decisions invalidating network security patents involved in its $576 million verdict against Apple, but said the review must wait until the office has a permanent leader.

  3. July 15, 2020

    Apple Nabs PTAB Win Against VirnetX, Seeks Remote Hearing

    Apple on Tuesday asked the Eastern District of Texas to hold a pretrial conference for its upcoming $700 million retrial with VirnetX remotely amid a surge of COVID-19 cases, the same day the Patent Trial and Appeal Board struck down parts of two VirnetX patents involved in the companies' battle.

  4. May 26, 2020

    VirnetX Insists Apple Can't Restart IPR Fight Under Arthrex

    VirnetX urged the Patent Trial and Appeal Board to dismiss assertions by Apple and Mangrove Partners that patent disputes between the companies were improperly included in the board's blanket order temporarily halting the cases until the U.S. Supreme Court decides whether to take up the Arthrex decision.

  5. May 15, 2020

    Apple Says VirnetX IPRs Were Wrongly Halted Under Arthrex

    Apple and Mangrove Partners have told the Patent Trial and Appeal Board that their challenges to VirnetX patents shouldn't be held in abeyance until the Arthrex litigation is settled, since their cases have nothing to do with the contentious appointments clause case.

  6. March 07, 2016

    Apple Must Answer VirnetX On Patent Review, Fed Circ. Says

    The Federal Circuit ordered Apple on Monday to respond to VirnetX's petition seeking to undo a Patent Trial and Appeal Board decision allowing the technology giant to join a hedge fund's inter partes review of some of the VirnetX patents at issue in its $625 million patent verdict against Apple and issued a stay on the review.

  7. January 05, 2016

    VirnetX Asks PTAB To Reconsider Hedge Fund Data Request

    VirnetX on Monday asked the Patent Trial and Appeal Board to reconsider a decision that prevented it from seeking out more information about the relationship between a group challenging two of its network security patents and a Cayman Islands-based hedge fund.

  8. December 22, 2015

    PTAB Rejects VirnetX's Bid For Additional Hedge Fund Info

    The Patent Trial and Appeal on Monday shut down VirnetX's bid to dig up more information about the relationship between a group that is challenging two VirnetX network security patents and the Cayman Islands-based hedge fund that shares its name, unconvinced anything useful would be discovered.

  9. October 07, 2015

    Hedge Fund Gets PTAB To Eye VirnetX Patents In Apple Case

    A hedge fund persuaded the Patent Trial and Appeal Board on Wednesday to review two VirnetX network security patents that Apple has been found to infringe, as the board rejected VirnetX's argument that the fund's petitions should be denied as an improper attempt to manipulate its stock price.

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