Meta Platforms, Inc. et al. vs. CurioXR, Inc.

Explore the PTAB proceeding IPR2026-00459 filed by Meta Platforms, Inc. et al. on 2026-08-26. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2026-00459

Filing Date

2026-08-26

Accorded Filing Date

2026-08-26

Institution Decision Date

—

Last Modified Date

2026-10-09

Proceeding Type

IPR

Termination Date

—

Trial Status

Pending

Parties & Counsel

Petitioner

Meta Platforms, Inc. et al.

Represented By

Nguyen, Lisaet al

Patent Owner / Respondent

CurioXR, Inc.

Represented By

Gupta, Rajeevet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 2100 - Computer Architecture & Software

Patent Information

1 Patent Involved

Respondent Application Number 17830109

Respondent Patent Number 11531448

External Links

Espacenet

Google Patents

Respondent Inventor Ethan Fieldman

Respondent Tech Center TC 2100 - Computer Architecture & Software

Address and Attorney/Agent Information

70 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name POLSINELLI PC (Main Customer Number)

Customer Number 27148

Address PO Box 140310, KANSAS CITY, MO, 64114-0310, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
38726	Ari Bai	602-650-0121
38993	Michael Pegues	214-397-0030
39078	Patrick Woolley	816-753-1000
39388	James Stipek	816-753-1000
40593	Kathryn Doty	618-692-2600
42503	Gregory Durbin	303-697-3988
42927	Tara Nealey	314-889-8000
43548	Kory Christensen	415-248-2139
44093	Darren Donnelly	650-461-7735
44166	Thomas Isaacson	443-964-2209
44738	Eric Hanson	404-253-6276
46353	Brian Diekhoff	314-889-8000
46393	Jiewen Davis	713-374-1692
47138	Peter Thurlow	212-413-2832
47496	John Cleary	212-413-2837
50565	Tam Thanh Pham	415-248-2116
50873	S Johnson	720-931-8134
51774	Roberta Hanson	720-931-1192
52016	Michelle Mcmullen	312-463-6303
54541	Michael Williamson	248-689-4071
55311	Andrea Porterfield	816-753-1000
55402	Michael Longmeyer	314-889-8000
56468	Andrew Weaver	713-374-1600
57952	Rebecca Mcfadyen	305-921-1816
58582	Simon Booth	202-772-1498
58653	William Dibianca	212-654-01999
59089	Jonathan Kirley	312-873-3624
59507	Derek Donahoe	720-931-8160
59844	Emily Peyser	206-393-5441
59914	Brian Mcknight	202-772-8485
60342	Patrick Muffo	312-873-2988
60558	Ron Galant	312-873-3633
60834	Rong Yang	310-229-1324
63021	Bradley Cardon	303-583-8233
63144	Jing He	720-931-8165
63316	Elton Dean Iii	314-889-8000
66950	Corey Casey	816-753-1000
66984	Taryn Elliott	303-583-8243
67531	Matthew Chung	202-626-8391
68060	Babak Monajemi	202-626-8314
70712	Joshua Pranckun	303-583-8269
70801	Timothy Fontes	602-650-2096
71844	Poornima Sukumar	336-406-6718
71896	Zachary Block	314-889-8000
72515	Jordan Riviello	212-684-01999
73071	Jeffrey Kuo	713-374-1600
73157	Kenneth Kahan Newton	206-393-5424
73210	Jacek Wnuk	415-248-2122
73649	Allison Krepel	314-889-8000
74314	David Mika	303-583-8253
75190	Paul Zarek	314-889-8000
75318	Samuel Hayim	480-650-7842
75861	Kurtis Anderson	305-921-1817
75910	Stephen Dew	404-253-6003
76102	Gholson Glass	713-374-1600
76369	Christian Lek	909-961-9988
76387	Elias Larson	312-460-5349
76809	Ruby Chung	415-248-2102
77040	Kevin Davis	310-229-1321
77180	Jose Jimenez Velez	212-413-2881
77605	Kendall Gurule	303-572-9300
77971	Blake Ronnebaum	816-572-4684
78601	Amelia Brooks	206-393-5400
79202	Megan Hart	314-889-8000
80192	Tori Sorensen	712-249-6590
80256	Derk Westermeyer	206-393-5400
81493	Trevor Wagner	602-650-2006
81538	Warefta Hasan	866-319-3188
82044	Michael Zawalski	314-889-8000
82923	Stephen Wellard	415-248-2120

Proceeding Documents

Petitioner's Updated Mandatory Notices NOTICE

2026-10-09 FILING PARTY: PETITIONER

Download

Patent Owner's Mandatory Notice NOTICE

2026-09-16 FILING PARTY: PATENT OWNER

Download

Patent Owner's Power of Attorney NOTICE

2026-09-16 FILING PARTY: PATENT OWNER

Download

Notice filing date accorded to Petition NOTICE

2026-09-02 FILING PARTY: BOARD

Download

1010

ASME, The Link Flight Trainer, June 10, 2000 Exhibit

2026-08-26 FILING PARTY: PETITIONER

Download

Meta Platforms, Inc. et al. vs. CurioXR, Inc.

Proceeding Overview

Parties & Counsel

Petitioner

Meta Platforms, Inc. et al.

Represented By

Patent Owner / Respondent

CurioXR, Inc.

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Petitioner's Updated Mandatory Notices NOTICE

Patent Owner's Mandatory Notice NOTICE

Patent Owner's Power of Attorney NOTICE

Notice filing date accorded to Petition NOTICE

ASME, The Link Flight Trainer, June 10, 2000 Exhibit

Github, MixedRealityToolkit-Unity, August 21, 2019 Exhibit

Barrett, How Oculus Plans to Fix One of VR's Biggest Problems, WIRED, June Exhibit

Royal Air Force Museum, Flight Simulation and Synthetic Trainers Exhibit

Gottsacker, From One World to Another Interfaces for Efficiently Transition Exhibit

Aurale R. DeRuyck, An Electromagnetic Position Sensor, 1973 Exhibit

Curriculum Vitae of Gregory Welch Exhibit

U.S. Patent Application Publication No. 2025/0013302 to Mine Exhibit

TechCrunch, HoloLens Hands-On, How We Built An App for MS Augmented Reality Exhibit

Brooks, Jr., Interactive Graphics for Molecular Graphics System, UNC Chapel Exhibit

Krueger, Responsive Environments, Proceedings of the June Exhibit

M. Mine, Virtual Environ Interaction Techniques, Comp, Sci. Tech Rpt 1995 Exhibit

Petition for Inter Partes Review of U.S. Patent No. 11,531,448 PETITION

Brooks, Jr., Project GROPEHaptic displays for scientific visualization Exhibit

GE, Modifications to Interim Visual Spaceflight Simulator, 1966 Exhibit

Nintendo, Wii Operations Manual: System Setup, 2009 Exhibit

JP Patent Application No. 2022-049042 Certified Translation Exhibit

Oculus Quest Basics Tutorial Exhibit

Welch et al, The easy chair: A microprocessor-controlled wheelchair 1986 Exhibit

Williams and Greg Welch, The pressure sensitive touch-pad, Purdue Universit Exhibit

File History of U.S. Patent No. 11,531,448 Exhibit

Mine, ISAAC: A Meta-CAD System for Virtual Environments, 1997 Exhibit

Ben Schneiderman, Designing menu selection systems, 1986 Exhibit

James, Road toVR, Watch Halo Played on MS HoloLens in Augmented Reality '15 Exhibit

Parisi, Learning Virtual Reality, November, 2015 Exhibit

U.S. Patent Application Publication No. 2020/0225830 to Tang Exhibit

Krueger, VIDEOPLACE - An Artificial Reality, Proceedings of the SIGCHI Con Exhibit

U.S. Patent No. 2,955,156 to Heilig Exhibit

Billinghurst, A Survey of Augmented Reality, March, 2015 Exhibit

I. Statler, NASA, Characteristics of Flight Simulator Visual Systems Exhibit

GitHub – Initial Commit ValveSoftware/IndexHardware, June 25, 2019 Exhibit

U.S. Patent No. 11,531,448 to Fieldman Exhibit

Dingman, Five Years of VR: A Look at the Greatest Moments from Oculus Rift Exhibit

Bishop, The Self-Tracker: A Smart Optical Sensor on Silicon, 1984 Exhibit

Declaration of Stephanie Box, Cert. of Eng, Translation of JP 2022-049042 Exhibit

Declaration of Dr. Welch Exhibit

D. Kocian, A Visually-Coupled Airborne System Simulator, 1977 Exhibit

Machkovech, Surprise, Oculus Quest Becomes First VR Set with Native Hand Tr Exhibit

Github, MixedRealityToolkit-Unity, README.md Exhibit

Mine, Exploiting Proprioception in Virtual-Environment Interaction, 1997 Exhibit

Sutherland, A Head-Mounted Three Dimensional Display, 1968 Exhibit

Chris Kohler, Review: Oculus Touch, Wired, Dec. 5, 2016 Exhibit

Crecente, Oculus Rift S, Oculus Quest Hit May 21, Pre-Orders Open, 2019 Exhibit

Github, MixedRealityToolkit-Unity, Pointers Exhibit

Github, MixedRealityToolkit-Unity, README_Button.md Exhibit

Mine, Working in a Vir. World, Interaction Techniques Used 1996 Exhibit

NSA, Virtual Reality, 1992 Exhibit

Song et al., Grips and Gestures on a Multi-Touch Pen, CHI 2011. May 2011 Exhibit

Sato et al., Touché: Enhancing Touch Interaction on Humans, Screens 2012 Exhibit

U.S. Patent Application Publication No. 2020/0387228 to Ravasz Exhibit

Petitioner's Power of Attorney NOTICE

Jerald, The VR Book: Human-Centered Design for Virtual Reality Exhibit

Yi et al., DexController : Designing a VR Controller with Grasp Recog 2019 Exhibit

Ewalt, In Pictures: The Nintendo Wii, Forbes, 2006 Exhibit

Lang, Oculus Quest Hand-tracking Starts Rolling Out This Week Exhibit