Realtek Semiconductor Corp. vs. ParkerVision, Inc.

Explore the PTAB proceeding IPR2025-00325 filed by Realtek Semiconductor Corp. on 2024-12-24. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-00325

Filing Date

2024-12-24

Accorded Filing Date

2024-12-24

Institution Decision Date

2025-06-25

Last Modified Date

2025-08-20

Proceeding Type

IPR

Termination Date

2025-06-25

Trial Status

Discretionary Denial

Parties & Counsel

Petitioner

Realtek Semiconductor Corp.

Represented By

johnson, jeffreyet al

Patent Owner / Respondent

ParkerVision, Inc.

Represented By

Charkow, Jasonet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 2600 - Communications

Patent Information

1 Patent Involved

Respondent Application Number 14172392

Respondent Patent Number 9118528

External Links

Espacenet

Google Patents

Respondent Inventor David F. Sorrells et al

Respondent Tech Center TC 2600 - Communications

Address and Attorney/Agent Information

41 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name Workman Nydegger

Customer Number 22913

Address 60 East South Temple, Suite 1000, Salt Lake City, UT, 84111, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
28651	Rick Nydegger	801-533-9800
29843	Jonathan Richards	801-533-9800
36153	John Guynn	801-533-9800
37246	Dana Tangren	801-533-9800
39166	David Dellenbach	801-321-8826
39330	Robyn Phillips	801-321-8901
40831	John Stringham	801-533-9800
41348	David Todd	801-533-9800
42785	Adrian Lee	801-533-9800
44803	Jens Jenkins	801-533-9800
45454	Carl Reed	801-533-9800
45576	Peter Malen	801-533-9800
45666	Fraser Roy	801-533-9800
46205	Justin Cassell	801-533-9800
48699	Michael Frodsham	801-533-9800
53409	J Oldham	801-533-9800
55301	Shane Jensen	801-533-9800
57928	Matthew Todd	801-533-9800
60701	Jack Howell	801-533-9800
61020	Chad Nydegger	801-533-9800
61049	David Johnson	801-321-8905
62249	Brian Platt	650-962-2122
63249	Kirk Coombs	801-533-9800
63368	Thomas Bonacci	801-533-9800
63796	Sterling Fillmore	801-533-9800
64406	Timothy Nichols	801-533-9800
64793	Lloyd Pollard Ii	801-533-9800
68802	Logan Christenson	801-321-8815
69566	William Barger	801-321-8883
71703	Angela Silvers	801-533-9800
72533	Levi Brown	801-533-9800
73249	Charles Meeker	801-533-9800
74244	Chul-Woo Lee	631-501-5700
75218	Brittany Frandsen	801-533-9800
75412	Matthew Healey	801-321-8857
77357	Gerrit Winkel	801-553-9800
80910	Spencer Fennemore	801-533-9800
81131	Trevor Oldham	512-621-5550
81301	Andrew Macdonald	801-533-9800
82426	Trevor Lee	385-282-3423
82826	Mansi Chauhan	469-237-6339

Proceeding Documents

Notice: refund approved NOTICE

2025-08-20 FILING PARTY: BOARD

Download

Request for Refund of Inter Partes Review Post Institution Fees OTHER

2025-08-14 FILING PARTY: PETITIONER

Download

Director Discretionary Decision: Deny RESPONSE

2025-06-25 FILING PARTY: BOARD

Download

Petitioner's Brief in Opposition of a Discretionary Denial RESPONSE

2025-05-28 FILING PARTY: PETITIONER

Download

1042

TI-1042 - Order Granting Motion for a Stay Exhibit

2025-05-28 FILING PARTY: PETITIONER

Download

Realtek Semiconductor Corp. vs. ParkerVision, Inc.

Proceeding Overview

Parties & Counsel

Petitioner

Realtek Semiconductor Corp.

Represented By

Patent Owner / Respondent

ParkerVision, Inc.

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Notice: refund approved NOTICE

Request for Refund of Inter Partes Review Post Institution Fees OTHER

Director Discretionary Decision: Deny RESPONSE

Petitioner's Brief in Opposition of a Discretionary Denial RESPONSE

TI-1042 - Order Granting Motion for a Stay Exhibit

Patent Owner's Preliminary Response POPR

Patent Owner's Brief in Support of Discretionary Denial RESPONSE

Exhibit 2006 Exhibit

Exhibit 2007 Exhibit

Exhibit 2005 Exhibit

Exhibit 2004 Exhibit

Exhibit 2002 Exhibit

Exhibit 2008 Exhibit

Exhibit 2009 Exhibit

Exhibit 2003 Exhibit

Exhibit 2001 Exhibit

Notice Extending Deadline for Discretion Briefing NOTICE

Notice filing date accorded to petition NOTICE

Notice: Mandatory Notice NOTICE

Notice: Power of Attorney NOTICE

EX1023 - International Publication No. WO 0016492 Macnally Exhibit

EX1027 - Langford A BiCMOS Analog Front-end Circuit for an FDM-Based ADSL Exhibit

EX1015 - Declaration of Rickea McLeod Exhibit

EX1008 - Complaint, ParkerVision, Inc. v. Texas Instruments Incorporated Exhibit

EX1012 - Claim Chart For Infringement of U.S. Patent No. 9,118,528 Exhibit

EX1002 - Excerpts from the Prosecution History of the 528 Patent 1 of 3 Exhibit

EX1022 - U.S. Provisional Patent Application 60099723 MacNally Provisional Exhibit

EX1002 - Excerpts from the Prosecution History of the 528 Patent 3 of 3 Exhibit

EX1002 - Excerpts from the Prosecution History of the 528 Patent 2 of 3 Exhibit

EX1009 - ParkerVision, Inc.'s Proposed Claim Constructions Exhibit

EX1021 - U.S. Patent No. US 7,065,327 MacNally Exhibit

Motion for Joinder to Inter Partes Review IPR2024-00936 MOTION

EX1006 - U.S. Patent No. 4,985,647 Kawada Exhibit

EX1007 - Cahn, Combined Digital Phase and Amplitude Modulation Comm Exhibit

EX1014 - Declaration of June Ann Munford Exhibit

EX1005 - SN74CBT3253 Dual 1-of-4 FET Multiplexer Demultiplexer Datasheet Exhibit

EX1041 - Stipulation Exhibit

EX1001 - U.S. Patent No. 9,118,528 to David F. Sorrells, et al Exhibit

Petition for Inter Partes Review Patent No. 9,118,528 PETITION

EX1004 - U.S. Patent No. 6,230,000 Tayloe Exhibit

EX1010 - ParkerVision Inc.'s Responsive Claim Construction Brief Exhibit

EX1018 - Declaration of Maureen Honeycutt Exhibit

EX1003 - Declaration of Dr. Ian Galton Exhibit

Petitioner's Power of Attorney NOTICE

EX1017 - Razavi, A 900-MHz CMOS Direct Conversion Receiver Exhibit