Reed Semiconductor Corporation vs. Monolithic Power Systems, Inc.

Explore the PTAB proceeding IPR2024-01158 filed by Reed Semiconductor Corporation on 2024-07-23. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2024-01158

Filing Date

2024-07-23

Accorded Filing Date

2024-07-23

Institution Decision Date

2025-01-27

Last Modified Date

2026-09-10

Proceeding Type

IPR

Termination Date

2026-01-22

Trial Status

Final Written Decision - Appealed

Parties & Counsel

Petitioner

Reed Semiconductor Corporation

Represented By

Gray, Andrewet al

Patent Owner / Respondent

Monolithic Power Systems, Inc.

Represented By

Schnurer, Johnet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 2800 - Semiconductors, Electrical & Optical Systems

Patent Information

1 Patent Involved

Respondent Application Number 13538815

Respondent Patent Number 9041377

External Links

Espacenet

Google Patents

Respondent Inventor Rui Wang et al

Respondent Tech Center TC 2800 - Semiconductors, Electrical & Optical Systems

Address and Attorney/Agent Information

14 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name PERKINS COIE LLP - SEA General - PATENT-SEA

Customer Number 25096

Address P.O. BOX 1247, SEATTLE, WA, 98111-1247, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
31646	Kenneth Ohriner	310-788-3267
36878	Chun Ng	206-359-800
37263	Robert Woolston	206-359-3259
38264	Paul Parker	206-287-3258
38829	Stephen Bishop	206-359-3129
43312	Bing Ai	858-720-5707
52196	John Schnurer	858-720-5705
54675	Aaron Poledna	206--35-9-8000
55487	Joshua Nelson	208-343-3434
63210	Kevin Patariu	858-720-5726
66122	Nicole Dunham	206-359-3042
68636	Miguel Bombach	858-720-5700
73512	John Esterhay	858-720-5758
79841	Cory Owan	206-359-6047

Proceeding Documents

Patent Owner's Notice of Appeal NOTICE

2026-03-26 FILING PARTY: PATENT OWNER

Download

Judgment Final Written Decision FINAL

2026-01-22 FILING PARTY: BOARD

Download

Other: Hearing transcript OTHER

2025-11-10 FILING PARTY: BOARD

Download

Order: On Motion to Seal ORDER

2025-10-31 FILING PARTY: BOARD

Download

Petitioner's Updated Exhibit List NOTICE

2025-10-21 FILING PARTY: PETITIONER

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Reed Semiconductor Corporation vs. Monolithic Power Systems, Inc.

Proceeding Overview

Parties & Counsel

Petitioner

Reed Semiconductor Corporation

Represented By

Patent Owner / Respondent

Monolithic Power Systems, Inc.

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Patent Owner's Notice of Appeal NOTICE

Judgment Final Written Decision FINAL

Other: Hearing transcript OTHER

Order: On Motion to Seal ORDER

Petitioner's Updated Exhibit List NOTICE

Exhibit 2009 Patent Owner's Oral Hearing Demonstratives Exhibit

Exhibit 1022 - Petitioner Reed Semiconductor Corp. Hearing Demonstrative Slides Exhibit

Petitioner's Power of Attorney NOTICE

Petitioner's Updated Mandatory Notice NOTICE

ORDER Granting Petitioner’s Motion to Submit Supplemental Information 37 C.F.R. § 42.123(b) ORDER

Order: Other ORDER

Patent Owner's Opposition to Motion to Submit Supplemental Information OPPOSITION

Petitioner's Updated Exhibit List NOTICE

Exhibit 1021 Exhibit

Patent Owner's Motion to Seal MOTION

Unopposed Motion for Annaliese Parker to Appear Pro Hac Vice on Behalf of Petitioner Reed Semiconductor Corp. MOTION

Excerpts from Expert Report of Joseph C. McAlexander III Regarding Infringement of U.S. Patent Numbers 9,041,377 and 9,590,608 Exhibit

Petitioner's Motion to Submit Supplemental Information Under 37 C.F.R. § 42.123(b) MOTION

Excerpts from Mr. McAlexander’s September 18, 2025 Deposition Testimony Regarding the ’377 Patent Exhibit

ORDER Setting Oral Argument 37 C.F.R. § 42.70 ORDER

General Order: Related Matters Updates ORDER

Panel Change Order ORDER

Patent Owner's Request for Oral Argument OTHER

Petitioner's Request for Oral Argument - IPR2024-01158 OTHER

Excerpts from Deposition Transcript of Dr. Holberg Exhibit

Patent Owner's Sur-Reply OTHER

Patent Owner's Notice of Deposition of Dr. Douglas Holberg NOTICE

Order: on Motion ORDER

Petitioner’s Opposition to Patent Owner’s Motion to Strike Portions of Petitioner’s Reply OPPOSITION

Patent Owner’s Motion to Strike Portions of Petitioner’s Reply MOTION

Ex. 1018 - Wiley Electrical and Electronics Dictionary (2004) (excerpt) Exhibit

Ex. 1016 - Supplemental Declaration of Doug Holberg, Ph.D. Exhibit

Ex. 1017 - Deposition Transcript of Joseph McAlexander Exhibit

IPR2024-01158 - Petitioner's Reply to Patent Owner's Response REPLYTOOPP

Notice of Deposition - McAlexander NOTICE

Patent Owner's Updated Mandatory Notice NOTICE

Ex. 2005 Exhibit

Ex. 2006 Exhibit

Patent Owner's Response RESPONSE

Updated Mandatory Notices NOTICE

Notice of Deposition NOTICE

Notice of Deposition NOTICE

Notice of Deposition - Holberg NOTICE

Notice of Deposition - Honeycutt NOTICE

Notice of Deposition NOTICE

Objections to Petitioner's Evidence OTHER

Updated Mandatory Notices for IPR2024-01158 '377 NOTICE

Objections to Petitioner's Evidence OTHER

Notice: Mandatory Notice NOTICE

ORDER Conditionally Granting Petitioner’s Unopposed Motion to Substitute and Withdraw Counsel 37 C.F.R. § 42.10 ORDER

Objections to Petitioner's Evidence OTHER

Petitioner's Motion to Substitute and Withdraw Counsel OTHER

Updated Power of Attorney NOTICE

Updated Mandatory Notice NOTICE

DECISION Granting Institution of Inter Partes Review 35 U.S.C. § 314 DECISION

SCHEDULING ORDER ORDER

Ex. 2003 Exhibit

Patent Owner's Preliminary Response POPR

Ex. 2004 Exhibit

Ex. 2002 Exhibit

Ex. 2001 Exhibit

Notice : Mandatory Notice NOTICE

Notice: Notice filing date accorded NOTICE

U.S. Patent No. 7,439,721 Exhibit

Petition : as filed PETITION