IP Bridge video codec patent invalidity confirmed by PTAB in ex parte appeal

On March 31, 2023, the PTAB confirmed the examiner’s rejection of all claims in the ex parte reexamination of U.S. Patent 7,515,635, owned by IP Bridge. The patent is claimed to be essential as part of the Access Advance patent pool, as well as SISVEL’s VP9 and AV1 patent pools. This was an appellate decision by the PTAB agreeing that all claims are unpatentable.

Unified was represented by Theodoros Konstantakopoulos of Desmarais LLP and in-house counsel, Roshan Mansinghani and Jessica L.A. Marks, in this proceeding. To view any documents for the reexamination proceedings, visit https://portal.unifiedpatents.com/exparte/90014645.

Visit Unified’s Portal for more information about its Video Codec landscape (OPAL) and standard submission repository (OPEN).

CTD Networks cybersecurity patent challenged

On April 7, 2023, Unified Patents filed an ex parte reexamination proceeding against U.S. Patent 9,438,614, owned by CTD Networks, LLC. The patent relates to a network threat and response system and is being asserted against Akamai Technologies, Amazon, Cisco, Google, IBM, Microsoft, Musarubra US, Palo Alto Networks, AT&T, and Verizon.

View district court litigations by CDT Networks. Unified is represented by in-house counsel, Michelle Aspen, Roshan Mansinghani, and Kelly Hughes.

Longhorn HD's cybersecurity patent affirmed invalid by Federal Circuit

On April 10, 2023, the Federal Circuit affirmed the Patent Office's final decision, in a summary Rule 36 affirmance, confirming that the challenged claims of U.S. Patent 7,260,846, owned by Longhorn HD LLC, were unpatentable. Longhorn HD is an affiliate of Alpha Alpha Intellectual Partners, LLC. The ’846 patent was previously owned by Intellectual Ventures and is directed to cybersecurity techniques including detecting malicious network behavior. It had been asserted against Fortinet, Juniper Networks, and Check Point, but new assertions include NetScout Systems, Mitel Software, and Trend Micro.

View Longhorn HD’s district court litigation. To read the petition and view the case record, see Unified's Portal. Unified was represented by Megan Ines of Allen & Overy, who handled the argument, and in-house counsel, Roshan Mansinghani and Jordan Rossen, in this proceeding.

Buffalo Patents teleconferencing patent reexam granted

On April 4, 2023, less than a month after Unified filed an ex parte reexamination, the USPTO granted Unified’s request, finding substantial new questions of patentability on the challenged claims of U.S. Patent 6,839,417, owned and asserted by Buffalo Patents, LLC. The ’417 patent is directed to initiating, joining, managing, and participating in conference calls. The patent is currently being asserted against Spotify and LogMeIn, and was previously asserted against Discord and RingCentral.

View district court litigations by Buffalo Patents. Unified is represented by James Stein and Pooya Shoghi of Lee & Hayes and by in-house counsel, Kelly Hughes and Ashraf Fawzy.

To view the reexamination request, visit Unified’s Portal: https://portal.unifiedpatents.com/exparte/90019173

ETRI video codec patent challenged in reexam

On April 7, 2023, Unified Patents filed an ex parte reexamination proceeding against U.S. Patent 10,341,661, owned by the Electronics and Telecommunications Research Institute (ETRI). The ’661 patent has been designated in the Access Advance patent pool, and it is related to patents designated essential in Sisvel’s AV1 and VP9 patent pools.

Unified is represented by Raghav Bajaj of Hayes Boone, and by in-house counsel, Jessica L.A. Marks and Roshan Mansinghani.