The detailed information for PTAB case with proceeding number IPR2024-01494 filed by Western Digital Technologies, Inc. et al. against Godo Kaisha IP Bridge 1 on Sep 27, 2024. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Case Details

Proceeding Number
IPR2024-01494
Filing Date
Sep 27, 2024
Petitioner
Western Digital Technologies, Inc. et al.
Respondent
Godo Kaisha IP Bridge 1
Status
Trial Instituted
Respondent Application Number
18219320
Respondent Tech Center
2800
Respondent Patent Number
11968909
Institution Decision Date
Apr 30, 2025

Proceeding Documents

The table below shows documents filed in the case, listing each document name, filing date, document type, and filing party. Tracking these filings indicates the activity of the parties involved in the case, and the types of documents filed can provide insights into the legal strategies being employed.


Document NameFiling DateCategoryFiling Party

Alert me when new update on this case

Petitioner's Objections to Evidence

Jul 23, 2025PAPERPETITIONER

Hard disk Market – Global Industry Analysis and Forecast

Jul 16, 2025EXHIBITPATENT OWNER

Yuasa citations - scholar.google.com

Jul 16, 2025EXHIBITPATENT OWNER

Yuasa citations 2 - scholar.google.com

Jul 16, 2025EXHIBITPATENT OWNER

Wang (1999) chapter 6

Jul 16, 2025EXHIBITPATENT OWNER

Parkin (2004) - Giant tunneling magnetoresistance at room temperature

Jul 16, 2025EXHIBITPATENT OWNER

Deposition Transcript of Dr. Bokor 06.24.25

Jul 16, 2025EXHIBITPATENT OWNER

Deposition Transcript of Dr. Boker 06.25.25

Jul 16, 2025EXHIBITPATENT OWNER

Djayaprawira (2005) APL - 230% room-temperature magnetoresistance

Jul 16, 2025EXHIBITPATENT OWNER

Yuasa (2004) JJAP - High Tunnel Magnetoresistance at Room Temperature

Jul 16, 2025EXHIBITPATENT OWNER

Yuasa (2004) Nature Materials - Giant room-temperature magnetoresistance

Jul 16, 2025EXHIBITPATENT OWNER

Marrows (2005) - Spin-polarised currents and magnetic domain walls

Jul 16, 2025EXHIBITPATENT OWNER

Tsymbal (2012) - Handbook of Spin Transport and Magnetism

Jul 16, 2025EXHIBITPATENT OWNER

Nagamine (2006) - Ultralow resistance-area product

Jul 16, 2025EXHIBITPATENT OWNER

Nakatani (2018) WD - Read sensor technology

Jul 16, 2025EXHIBITPATENT OWNER

Jiang (2023) TDK - Tunneling magnetoresistive devices

Jul 16, 2025EXHIBITPATENT OWNER

The 23rd (FY2022) Japan Society of Applied Physics Achievement

Jul 16, 2025EXHIBITPATENT OWNER

23rd Japan Society of Applied Physics (JSAP) Award

Jul 16, 2025EXHIBITPATENT OWNER

2021 New Fellows - IEEE Japan Council

Jul 16, 2025EXHIBITPATENT OWNER

JST owned patent wins Future Creative Invention Prize

Jul 16, 2025EXHIBITPATENT OWNER

JST Yuasa profile

Jul 16, 2025EXHIBITPATENT OWNER

AIST wins 2016 Minister of Education, Culture, Sports, Science and Technology

Jul 16, 2025EXHIBITPATENT OWNER

Yuasa (2012) IEEE - Magnetoresistance and Spin-Transfer Torque

Jul 16, 2025EXHIBITPATENT OWNER

Yuasa - IEEE Magnetics Society

Jul 16, 2025EXHIBITPATENT OWNER

AIST 20th Tsukuba Prize winner

Jul 16, 2025EXHIBITPATENT OWNER

Winners of the Tsukuba Prize

Jul 16, 2025EXHIBITPATENT OWNER

AIST 34th Inoue Harunari Prize

Jul 16, 2025EXHIBITPATENT OWNER

Saito - Correlation between Barrier Width, Barrier Height, and DC Bias Voltage

Jul 16, 2025EXHIBITPATENT OWNER

Maat (2014) WD Handbook of Spintronics

Jul 16, 2025EXHIBITPATENT OWNER

Soukup Dissertation

Jul 16, 2025EXHIBITPATENT OWNER

US20060003185A1 (Parkin)

Jul 16, 2025EXHIBITPATENT OWNER

Slonczewski PhysRevB.39.6995

Jul 16, 2025EXHIBITPATENT OWNER

Declaration of Caroline Ross PhD ISO '909 Patent POR

Jul 16, 2025EXHIBITPATENT OWNER

CV of Caroline Ross, Ph.D.

Jul 16, 2025EXHIBITPATENT OWNER

US APN 10824835 File History (Partial)

Jul 16, 2025EXHIBITPATENT OWNER

Citations to Butler - Spin-dependent tunneling conductance

Jul 16, 2025EXHIBITPATENT OWNER

Cites to Soukup - Voltage-Current Characteristics

Jul 16, 2025EXHIBITPATENT OWNER

Errata Sheet 6-24 Bokor Depo Transcript [IPR2024-01494]

Jul 16, 2025EXHIBITPATENT OWNER

Errata Sheet 6-25 Bokor Depo Transcript [IPR2024-01447, -01493]

Jul 16, 2025EXHIBITPATENT OWNER

Patent Owner's Response

Jul 16, 2025PAPERPATENT OWNER

Exhibit 3101

Jun 23, 2025EXHIBITBOARD

Petitioner's Updated Exhibit List

Jun 20, 2025PAPERPETITIONER

Transcript of 6-13-25 PTAB Conference Call

Jun 20, 2025EXHIBITPETITIONER

ORDER Conduct of the Proceeding 37 C.F.R. § 42.5

Jun 18, 2025PAPERBOARD

Patent Owner's Notice of Deposition of Dr. Jeffrey Bokor

Jun 17, 2025PAPERPATENT OWNER

Petitioner's Objections to Evidence

May 14, 2025PAPERPETITIONER

Authorized Response to Director Review Request

May 13, 2025PAPERPETITIONER

Patent Owner's Second Updated Mandatory Notices

May 6, 2025PAPERPATENT OWNER

Patent Owner's Request for Director Review

May 6, 2025PAPERPATENT OWNER

Email, Subject_IPR2024-01493 and IPR2024-01494 Director Review Requests

May 6, 2025EXHIBITBOARD

Institution Decision: Grant

Apr 30, 2025PAPERBOARD

Order: Scheduling Order

Apr 30, 2025PAPERBOARD

Patent Owner's Preliminary Response

Feb 11, 2025PAPERPATENT OWNER

Kittel

Feb 11, 2025EXHIBITPATENT OWNER

Duke

Feb 11, 2025EXHIBITPATENT OWNER

Definition of ferromagnetism

Feb 11, 2025EXHIBITPATENT OWNER

Ferromagnetism, Britannica

Feb 11, 2025EXHIBITPATENT OWNER

Zhu

Feb 11, 2025EXHIBITPATENT OWNER

Wulfhekel

Feb 11, 2025EXHIBITPATENT OWNER

Statutory Disclaimer of Claims 1-4 and 7-8 of US 11,968,909

Feb 11, 2025EXHIBITPATENT OWNER

Patent Owner's Updated Mandatory Notices

Feb 11, 2025PAPERPATENT OWNER

Petitioner's Updated Exhibit List

Jan 14, 2025PAPERPETITIONER

Joint Stipulation and Order to Stay Litigation, Godo Kaisha IP Bridge 1 v. Western Digital (N.D. Cal. Oct. 10, 2024)

Jan 14, 2025EXHIBITPETITIONER

Notice filing date accorded to Petition

Nov 14, 2024PAPERBOARD

Patent Owner's Power of Attorney

Oct 10, 2024PAPERPATENT OWNER

Patent Owner's Mandatory Notices

Oct 10, 2024PAPERPATENT OWNER

U.S. Patent No. 7,884,403

Sep 27, 2024EXHIBITPETITIONER

File History of U.S. Patent No. 7,884,403

Sep 27, 2024EXHIBITPETITIONER

U.S. Patent No. 8,319,263

Sep 27, 2024EXHIBITPETITIONER

File History for U.S. Patent No. 8,319,263

Sep 27, 2024EXHIBITPETITIONER

U.S. Patent No. 8,405,134

Sep 27, 2024EXHIBITPETITIONER

File History for U.S. Patent No. 8,405,134

Sep 27, 2024EXHIBITPETITIONER

U.S. Patent No. 9,123,463

Sep 27, 2024EXHIBITPETITIONER

File History for U.S. Patent No. 9,123,463

Sep 27, 2024EXHIBITPETITIONER

U.S. Patent No. 9,608,198

Sep 27, 2024EXHIBITPETITIONER

File History for U.S. Patent No. 9,608,198

Sep 27, 2024EXHIBITPETITIONER

U.S. Patent No. 10,367,138

Sep 27, 2024EXHIBITPETITIONER

File History for U.S. Patent No. 10,367,138

Sep 27, 2024EXHIBITPETITIONER

U.S. Patent No. 10,680,167

Sep 27, 2024EXHIBITPETITIONER

File History for U.S. Patent No. 10,680,167

Sep 27, 2024EXHIBITPETITIONER

U.S. Patent No. 11,737,372

Sep 27, 2024EXHIBITPETITIONER

File History for U.S. Patent No. 11,737,372

Sep 27, 2024EXHIBITPETITIONER

U.S. Patent No. 11,968,909

Sep 27, 2024EXHIBITPETITIONER

File History for U.S. Patent No. 11,968,909

Sep 27, 2024EXHIBITPETITIONER

Patent Family Tree

Sep 27, 2024EXHIBITPETITIONER

Japanese Patent No. JP2004071186

Sep 27, 2024EXHIBITPETITIONER

Translation of Japanese Patent No. JP2004071186

Sep 27, 2024EXHIBITPETITIONER

Japanese Patent App. No. JP2004313350

Sep 27, 2024EXHIBITPETITIONER

Translation of Japanese Patent App. No. JP2004313350

Sep 27, 2024EXHIBITPETITIONER

Bokor CV

Sep 27, 2024EXHIBITPETITIONER

Bowen, 79 Appl. Phys. Letters 1655-1657 (2001)

Sep 27, 2024EXHIBITPETITIONER

European Patent App. No. EP1391942A1 (Nagahama)

Sep 27, 2024EXHIBITPETITIONER

Soukup, 41 J. Appl. Phys. 3229-3236 (1970)

Sep 27, 2024EXHIBITPETITIONER

Japanese Patent App. Pub. No. JP2002204004A (Sunai)

Sep 27, 2024EXHIBITPETITIONER

Translation of Japanese Patent App. Pub. No. JP2002204004A (Sunai)

Sep 27, 2024EXHIBITPETITIONER

Simmons, 34 J. Appl. Phys. 1793-1803 (1963)

Sep 27, 2024EXHIBITPETITIONER

Trasatti, 67 J. Chem. Soc. 229-236 (1972)

Sep 27, 2024EXHIBITPETITIONER

Jullière, 54A Phys. Letters 225-226 (1975)

Sep 27, 2024EXHIBITPETITIONER

Miyazaki, 139 J. Magnetism & Magnetic Materials L231-L234 (1995)

Sep 27, 2024EXHIBITPETITIONER

Moodera, 74 Phys. Rev. Lett. 3273–3276 (1995)

Sep 27, 2024EXHIBITPETITIONER

Wulff, 23 Surface & Interface Analysis 148-154 (1995)

Sep 27, 2024EXHIBITPETITIONER

Castanier, 364 Surf. Sci. 1-16 (1996)

Sep 27, 2024EXHIBITPETITIONER

Moodera, 79 J. Appl. Phys. 4724-4729 (1996)

Sep 27, 2024EXHIBITPETITIONER

Tehrani, 35 IEEE Trans. Magn. 2814-2819 (1999)

Sep 27, 2024EXHIBITPETITIONER

Yoon, 60 Phys. Rev. 2839-2843 (1999)

Sep 27, 2024EXHIBITPETITIONER

Wollschläger, 142 Appl. Surface Science 129-134 (1999)

Sep 27, 2024EXHIBITPETITIONER

Pacchioni, 2 Solid State Scis. 161-179 (2000)

Sep 27, 2024EXHIBITPETITIONER

Heinrich, Single Crystal Tunnel Junctions, IEEE (2000)

Sep 27, 2024EXHIBITPETITIONER

Butler, 63 Phys. Rev. B 054416 (2001)

Sep 27, 2024EXHIBITPETITIONER

Klaua, 64 Phys. Rev. B. 134411 (2001)

Sep 27, 2024EXHIBITPETITIONER

Mathon, 63 Phys. Rev. 220403 (2001)

Sep 27, 2024EXHIBITPETITIONER

Wulfhekel, 78 Appl. Phys. Letters 509-511 (2001)

Sep 27, 2024EXHIBITPETITIONER

Bogicevic, 515 Surf. Sci. L481-486 (2002)

Sep 27, 2024EXHIBITPETITIONER

Kim, 2 J. Semicond. Tech. Sci. 185-196 (2002)

Sep 27, 2024EXHIBITPETITIONER

Yuasa, 35 J. Phys. D. 2427-2431 (2002)

Sep 27, 2024EXHIBITPETITIONER

Meyerheim, 87 Phys. Rev. Letters 076102 (2001)

Sep 27, 2024EXHIBITPETITIONER

Faure-Vincent, 82 App. Phys. Letters 4507-4509 (2003)

Sep 27, 2024EXHIBITPETITIONER

Mitani, 93 J. Appl. Phys. 8041-8043 (2003)

Sep 27, 2024EXHIBITPETITIONER

Goniakowski, 12 Interface Science 93–103 (2004)

Sep 27, 2024EXHIBITPETITIONER

Wang, 40 IEEE Trans. Magn. 2269-2271 (2004)

Sep 27, 2024EXHIBITPETITIONER

U.S. Patent Publication No. 2004/0136232A1 (Hosomi)

Sep 27, 2024EXHIBITPETITIONER

Dieny (IEEE Press 2017) (excerpts)

Sep 27, 2024EXHIBITPETITIONER

Amodeo, 8 Crystals 240 (2018)

Sep 27, 2024EXHIBITPETITIONER

Matthews, 123 J. Appl. Phys. 136101 (2018)

Sep 27, 2024EXHIBITPETITIONER

Jimbo, 165 J. Magnetism & Magnetic Materials 308-311 (1997)

Sep 27, 2024EXHIBITPETITIONER

Cardoso, 40 IEEE Trans. Magn. 2272-2274 (2004)

Sep 27, 2024EXHIBITPETITIONER

U.S. Patent No. 7,270,896 (Parkin)

Sep 27, 2024EXHIBITPETITIONER

Complaint, IP Bridge v. WD, No. 24-00342-RGA (D. Del. Mar. 15, 2024)

Sep 27, 2024EXHIBITPETITIONER

Complaint Ex. D (’403 Claim Chart), IP Bridge v. WD, 24-00342-RGA (D. Del.)

Sep 27, 2024EXHIBITPETITIONER

Comp. Ex. E (’263 Claim Chart) , IP Bridge v. WD, 24- 00342 (D. Del.)

Sep 27, 2024EXHIBITPETITIONER

Comp. Ex. F (’372 Claim Chart) , IP Bridge v. WD, 24-00342 (D. Del.)

Sep 27, 2024EXHIBITPETITIONER

First Am. Comp., IP Bridge v. WD, No. 24-cv-00342 (D. Del. July 8, 2024)

Sep 27, 2024EXHIBITPETITIONER

First. Am. Comp. Ex. AA (’403 Am. Claim Chart), IP Bridge v. WD (D. Del.)

Sep 27, 2024EXHIBITPETITIONER

First Am. Comp. Ex. BB (’263 Am. Claim Chart), IP Bridge v. WD (D. Del.)

Sep 27, 2024EXHIBITPETITIONER

First Am. Comp. Ex. CC (’372 Am. Claim Chart), IP Bridge v. WD (D. Del.)

Sep 27, 2024EXHIBITPETITIONER

First Am. Comp. Ex. DD (’909 Claim Chart), IP Bridge v. WD (D. Del.)

Sep 27, 2024EXHIBITPETITIONER

First Am. Comp. Ex. EE (’138 Claim Chart), IP Bridge v. WD (D. Del.)

Sep 27, 2024EXHIBITPETITIONER

First Am. Comp. Ex. FF (’198 Claim Chart), IP Bridge v. WD (D. Del.)

Sep 27, 2024EXHIBITPETITIONER

First Am. Comp. Ex. GG (’463 Claim Chart), IP Bridge v. WD (D. Del.)

Sep 27, 2024EXHIBITPETITIONER

First Am. Comp. Ex. HH (’167 Claim Chart), IP Bridge v. WD (D. Del.)

Sep 27, 2024EXHIBITPETITIONER

First Am. Comp. Ex. II (’134 Patent Claim Chart), IP Bridge v. WD (D. Del.)

Sep 27, 2024EXHIBITPETITIONER

Docket, Godo Kaisha IP Bridge 1 v. Western Digital, Case No. 24-cv-00342-RG

Sep 27, 2024EXHIBITPETITIONER

US District Courts Statistics (Dec. 31, 2023) (excerpts)

Sep 27, 2024EXHIBITPETITIONER

Microsoft Computer Dictionary (2002) (excerpts)

Sep 27, 2024EXHIBITPETITIONER

Order granting transfer, IP Bridge v. WD, 24 -00342 (D. Del. Sept. 4, 2024)

Sep 27, 2024EXHIBITPETITIONER

U.S. Patent No. 7,751,156

Sep 27, 2024EXHIBITPETITIONER

U.S. Patent No. 8,427,791

Sep 27, 2024EXHIBITPETITIONER

U.S. Patent No. 8,914,970

Sep 27, 2024EXHIBITPETITIONER

Petition : as filed

Sep 27, 2024PAPERPETITIONER

Notice : Power of Attorney

Sep 27, 2024PAPERPETITIONER

Bokor Declaration

Sep 27, 2024EXHIBITPETITIONER