by Carl Kukkonen | May 13, 2026 | Joinder, PTAB News, PTAB Trial Basics
By Carl Kukkonen – On January 9, 2026, the USPTO designated a Director decision in IPR2025-00258 as precedential, offering guidance on when the Patent Trial and Appeal Board (PTAB) will exercise its discretion to deny institution of inter partes review (IPR)...
by Matthew Johnson | Feb 16, 2026 | Joinder, PTAB Trial Basics, Trial Institution
By Sue Gerber and Matt Johnson – The PTAB’s recently designated precedential decision in Realtek Semiconductor Corp., v. ParkerVision, Inc., Nos. IPR2025-00324 and IPR2025-00325, Paper No. 11 (June 25, 2025), makes clear that an otherwise time-barred petition...
by David Maiorana | Jan 31, 2025 | Joinder, PTAB News, Time Limits, Trial Institution
By David Linden and Dave Maiorana – On June 6, 2024, Shenzhen Waydoo Intelligence Technology Co., Ltd. (“Waydoo”) filed a petition for inter partes review (“IPR”) of U.S. Patent No. 9,359,044 (“the ’044 Patent”) (“IPR998”), assigned to MHL Custom, Inc. (“MHL”). ...
by Matthew Johnson | Jul 10, 2024 | Joinder, PTAB News, PTAB Trial Basics, Time Limits, Trial Institution
By Ariana Tsanas*, Matt Johnson, and Daniel Sloan – On May 6th, 2024, the PTAB declined Ubiquiti Inc.’s (“Petitioner’s”) request to institute inter partes review. Ubiquiti Inc. v. XR Communications LLC D/B/A Vivato Tech., IPR2024-00148, Paper 12 (May 6, 2024). ...
by David Maiorana | Sep 15, 2023 | Joinder, PTAB News, Trial Institution
By David Linden and Dave Maiorana – In February 2023, T-Mobile USA, Inc. (“T-Mobile”) filed petitions requesting four inter partes reviews (“the T-Mobile IPRs”)—two of which challenged U.S. Patent No. 8,630,234 and two of which challenged U.S. Patent No....
by David Maiorana | Feb 6, 2023 | Joinder, PTAB News, PTAB Trial Basics, Trial Institution
By David Linden and Dave Maiorana – On September 1, 2022, CommScope, Inc. (“CommScope”) filed a Petition for inter partes review (“IPR”) of claims 8–10, 15, 24–26, and 31 of U.S. Patent No. 8,462,835 (“the ’835 Patent”) in IPR2022-01443 (“the ’443 IPR”). The...
