Innoscience (Zhuhai) Technology Company, Ltd. et al. vs. Efficient Power Conversion Corporation

Explore the PTAB proceeding IPR2023-01383 filed by Innoscience (Zhuhai) Technology Company, Ltd. et al. on 2023-09-08. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2023-01383

Filing Date

2023-09-08

Accorded Filing Date

2023-09-08

Institution Decision Date

2024-03-20

Last Modified Date

2025-05-20

Proceeding Type

IPR

Termination Date

2025-03-18

Trial Status

Final Written Decision - Appealed

Parties & Counsel

Petitioner

Innoscience (Zhuhai) Technology Company, Ltd. et al.

Represented By

Lavenue, Lionelet al

Patent Owner / Respondent

Efficient Power Conversion Corporation

Represented By

Davis, Walteret 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 12756960

Respondent Patent Number 8404508

External Links

Espacenet

Google Patents

Respondent Inventor Alexander Lidow et al

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

Address and Attorney/Agent Information

26 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name Blank Rome LLP

Customer Number 24998

Address 1825 Eye Street, NW, Washington, DC, 20006-5403, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
28419	Michael Greenbaum	202-772-5836
31063	Stephen Soffen	202-420-4879
32322	Russell Wong	713-632-8634
32699	Jon Grossman	202-420-2279
40220	Peter Weissman	202-772-5805
41151	Jay Lessler	212-885-5176
43631	Bruce George	215-569-5798
46510	Tara Marcus	202-772-5957
50239	Jonathan Mitchell	212-885-5000
59347	Hussein Akhavannik	202-420-2779
60073	Dipu Doshi	202-420-2604
63196	Matthew Homyk	--
65967	Jonathan King	215-569-5432
66273	Joseph Jackson	713-228-8600
67399	Daniel Peterson	713-632-8665
68030	Alexander Perry	202-420-3115
68383	Katherine Franco	713-632-8664
70684	Domingo Llagostera	713-632-8632
71223	Jonathan England	202-420-2747
71956	Cole Duncan	713-228-6601
72236	Ameya Paradkar	202-772-5849
72367	Megan Wood	202-420-2753
73315	Timothy Schwarz	202-420-2786
73782	Mark Mashack	202-420-2200
77797	Coalton Bennett	209-769-8007
80133	Matthew Mcdermott	716-812-6690

Proceeding Documents

107

Petitioner's Notice of Appeal NOTICE

2025-05-20 FILING PARTY: PETITIONER

Download

Final Written Decision: original FINAL

2025-03-18 FILING PARTY: BOARD

Download

Other: Hearing transcript OTHER

2025-03-18 FILING PARTY: BOARD

Download

Patent Owner's Responsive Claim Construction Brief OTHER

2025-01-21 FILING PARTY: PATENT OWNER

Download

Petitioner's Responsive Brief to Patent Owner's Opening Brief Regarding Construction of Claim Element [1e4] OTHER

2025-01-21 FILING PARTY: PETITIONER

Download

Innoscience (Zhuhai) Technology Company, Ltd. et al. vs. Efficient Power Conversion Corporation

Proceeding Overview

Parties & Counsel

Petitioner

Innoscience (Zhuhai) Technology Company, Ltd. et al.

Represented By

Patent Owner / Respondent

Efficient Power Conversion Corporation

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Petitioner's Notice of Appeal NOTICE

Final Written Decision: original FINAL

Other: Hearing transcript OTHER

Patent Owner's Responsive Claim Construction Brief OTHER

Petitioner's Responsive Brief to Patent Owner's Opening Brief Regarding Construction of Claim Element [1e4] OTHER

Patent Owner's Opening Supplemental Claim Construction Brief OTHER

Petitioner's Brief in Response to the Board's Order Regarding Construction of Claim Element [1e4] OTHER

Order: Conduct of the Proceeding 37 C.F.R. sec. 42.5 ORDER

Petitioner's Updated Exhibit List NOTICE

Patent Owner's Demonstratives OTHER

Petitioner's Demonstratives Exhibit

LEAP Practitioner Request and Verification Form (Patent Owner) NOTICE

Petitioner's Reply in Support of Motion to Exclude Patent Owner's Unauthorized Evidence REPLY

Joint Stipulation for Alternative Schedule for Serving and Filing Demonstratives OTHER

Public Version of Commission Opinion, Certain Semiconductor Devices, And Methods Of Manufacturing Same And Products Containing The Same, Inv. No. 337-TA-1366 Exhibit

Petitioner's Updated Exhibit List NOTICE

Patent Owner's Opposition to Motion to Exclude OTHER

Email from Trials, November 1, 2024 Exhibit

Petitioner's Updated Exhibit List NOTICE

Petitioner's Motion to Exclude Patent Owner's Unauthorized Evidence MOTION

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

Petitioner's Request for Oral Hearing OTHER

Patent Owner's Request for Oral Argument OTHER

Petitioner's Objections to Evidence Submitted with Patent Owner's Sur-Reply OTHER

Ex. 2008_Evidentiary Hring Tr. (Pubpgs 239-506)(Inv. No. 337-TA-1366)240227 337-TA-1366 (open)(revised) Exhibit

PATENT OWNER’S SUR-REPLY OTHER

Second Declaration of Dr. James Richard Shealy Exhibit

U.S. Patent Application Publication No. 2008/0296618 to Suh Exhibit

Walker et al., “Handbook of Metal Etchants,” Part 2 of 3 Exhibit

Petitioner's Reply REPLYTOOPP

Gorowitz et al., “Methods of Metal Patterning and Etching,” Exhibit

Kaper et al., “High-Power Monolithic AlGaN/GaN HEMT Oscillator, Exhibit

Collins et al., “Process Control of the Chlorobenzene Single-Step Liftoff Process with a Diazo-Type Resist,” Exhibit

Petitioner's Updated Exhibit List NOTICE

Exhibit prepared by Dr. Shealy at Deposition Exhibit

ITC Investigation No. 337-TA-1366 hearing transcript, March 1, 2024 Exhibit

Walker et al., “Handbook of Metal Etchants,” Part 1 of 3 Exhibit

Harvard et al., “Performance of AlGaN/GaN High-Electron Mobility Transistors With AlSiN Passivation,” Exhibit

Kim et al., “Effects of SiN Passivation and High-Electric Field on AlGaN–GaN HFET Degradation,” Exhibit

Green et al., “The Effect of Surface Passivation on the Microwave Characteristics of Undoped AlGaN/GaN HEMT’s,” Exhibit

Liang et al., “Improved Bi-Layer Lift-off Process for MEMS Applications,” Exhibit

Wang et al., “Performance Enhancement by Using the n+-GaN Cap Layer and Gate Recess Technology on the AlGaN–GaN HEMT Fabrication,” Exhibit

Walker et al., “Handbook of Metal Etchants,” Part 3 of 3 Exhibit

Thompson et al., “Improved Fabrication Process for Obtaining High Power Density AlGaN/GaN HEMTs,” Exhibit

Exhibit 2002 - Shealy Deposition Transcript Exhibit

Exhibit 2004 - US6478871 Exhibit

PATENT OWNER’S RESPONSE RESPONSE

Exhibit 2001 - Schubert Declaration Exhibit

Exhibit 2006 - US20080087915A1 Exhibit

Exhibit 2005 - US9991360 Exhibit

Exhibit 2003 - Shealy Exhibit 1040 Exhibit

Exhibit 2007 - USD715107 Exhibit

Petitioner's Updated Mandatory Notices NOTICE

Patent Owner's Notice of Deposition of J. Shealy NOTICE

Petitioner's Updated Power of Attorney NOTICE

Patent Owner's Updated Mandatory Notice NOTICE

Scheduling Order ORDER

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

Patent Owner's Sur-Reply to Petitioner's Reply to Patent Owner's Preliminary Response OTHER

Email exchange between Petitioner and Board Exhibit

Complainant’s Opening Claim Construction Brief Exhibit

Petitioner's Updated Exhibit List NOTICE

Petitioner's Reply to Patent Owner's Preliminary Response OTHER

Patent Owner's Preliminary Response POPR

Patent Owner's Power of Attorney NOTICE