Accelight Technologies, Inc. et al. vs. Applied Optoelectronics, Inc.

Explore the PTAB proceeding IPR2025-01570 filed by Accelight Technologies, Inc. et al. on 2025-09-25. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-01570

Filing Date

2025-09-25

Accorded Filing Date

2025-09-25

Institution Decision Date

2026-03-17

Last Modified Date

2026-09-10

Proceeding Type

IPR

Termination Date

2026-07-27

Trial Status

Final Written Decision - Appealed

Parties & Counsel

Petitioner

Accelight Technologies, Inc. et al.

Represented By

Bhattacharyya, Arpitaet al

Patent Owner / Respondent

Applied Optoelectronics, Inc.

Represented By

Carothers, Joet 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 16257635

Respondent Patent Number 10788690

External Links

Espacenet

Google Patents

Respondent Inventor Kai-Sheng LIN et al

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

Address and Attorney/Agent Information

11 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name APPLIED OPTOELECTRONICS, INC.

Customer Number 27543

Address 13115 JESS PIRTLE BLVD., SUGAR LAND, TX, 77478, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
36384	Kevin Carroll	603-668-6560
37657	Norman Kinsella	713-416-0006
37896	Paul Nagy	503-439-6500
40126	Donald Perreault	603-668-6560
41252	Edmund Pfleger	603-668-6560
43256	Calvin Wells	503-439-6500
46767	Angel Herrera Jr	512-900-8500
48468	Mark Kendrick	818-905-3211
51902	Paul Kroon Jr	603-668-6560
64691	Oleg Salakhov	206-423-6670
71930	Zachary Cody	603-668-6560

Proceeding Documents

Final Written Decision: Final Written Decision Determining No Challenged Claims Unpatentable 35 U.S.C. sec. 318a FINAL

2026-07-27 FILING PARTY: BOARD

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Panel Change Notice NOTICE

2026-06-22 FILING PARTY: BOARD

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DECISION Petitioner’s Motion for Joinder 37 C.F.R. § 42.122(b) ORDER

2026-06-09 FILING PARTY: BOARD

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Panel Change Order ORDER

2026-04-30 FILING PARTY: BOARD

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CASE MANAGEMENT AND SCHEDULING ORDER 37 C.F.R. § 42.5 ORDER

2026-04-20 FILING PARTY: BOARD

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Accelight Technologies, Inc. et al. vs. Applied Optoelectronics, Inc.

Proceeding Overview

Parties & Counsel

Petitioner

Accelight Technologies, Inc. et al.

Represented By

Patent Owner / Respondent

Applied Optoelectronics, Inc.

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Final Written Decision: Final Written Decision Determining No Challenged Claims Unpatentable 35 U.S.C. sec. 318a FINAL

Panel Change Notice NOTICE

DECISION Petitioner’s Motion for Joinder 37 C.F.R. § 42.122(b) ORDER

Panel Change Order ORDER

CASE MANAGEMENT AND SCHEDULING ORDER 37 C.F.R. § 42.5 ORDER

Institution Decision: Grant DECISION

Notice: Power of Attorney NOTICE

Notice: Mandatory Notice NOTICE

NOTICE OF FILING DATE ACCORDED TO PETITION AND TIME FOR FILING PATENT OWNER PRELIMINARY RESPONSE NOTICE

EX1011 - Doc. No. 30, Scheduling Order Exhibit

EX1008 - U.S. Patent No. 9,563,073 Exhibit

Declaration of Arpita Bhattacharyya OTHER

EX1006 - Wang English translation Exhibit

Motion: Joinder MOTION

EX1007 - U.S. Patent App. Pub. No. US 2003/0053208 A1 Exhibit

EX1002 - File History of U.S. Patent No. 10,788,690 Exhibit

EX1004 - Curriculum Vitae of Dr. Andrew G. Kirk Exhibit

EX1009 - U.S. Patent App. Pub. No. US 2010/0002988Al Exhibit

EX1010 - U.S. Patent App. Pub. No. US 2014/0146389Al Exhibit

Petition: as filed PETITION

EX1001 - U.S. Patent No. 10,788,690 Exhibit

EX1003 - Expert Declaration of Dr. Andrew G. Kirk Exhibit

Notice: Power of Attorney NOTICE

EX1005 - Chinese Patent No. 208421455U Exhibit