Cambridge Industries USA Inc. et al. vs. Applied Optoelectronics, Inc.

Explore the PTAB proceeding IPR2025-00436 filed by Cambridge Industries USA Inc. et al. on 2025-01-17. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-00436

Filing Date

2025-01-17

Accorded Filing Date

2025-01-17

Institution Decision Date

2025-08-26

Last Modified Date

2026-01-27

Proceeding Type

IPR

Termination Date

2025-08-26

Trial Status

Institution Denied

Parties & Counsel

Petitioner

Cambridge Industries USA Inc. et al.

Represented By

PISANO, NICOLAet al

Patent Owner / Respondent

Applied Optoelectronics, Inc.

Represented By

Carothers, Joet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 2600 - Communications

Patent Information

1 Patent Involved

Respondent Application Number 15963246

Respondent Patent Number 10313024

External Links

Espacenet

Google Patents

Respondent Inventor I-Lung HO et al

Respondent Tech Center TC 2600 - Communications

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

Notice: refund approved NOTICE

2026-01-27 FILING PARTY: BOARD

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Request for refund OTHER

2026-01-22 FILING PARTY: PETITIONER

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Rehearing: Denying Request for Rehearing REHEARING

2025-12-23 FILING PARTY: BOARD

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3001

Ex. 3001 Attorney Correspondence with Board Exhibit

2025-12-23 FILING PARTY: BOARD

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Petitioner's Request for Rehearing on Non-institution Decision REHEARING

2025-09-25 FILING PARTY: PETITIONER

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Cambridge Industries USA Inc. et al. vs. Applied Optoelectronics, Inc.

Proceeding Overview

Parties & Counsel

Petitioner

Cambridge Industries USA 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

Notice: refund approved NOTICE

Request for refund OTHER

Rehearing: Denying Request for Rehearing REHEARING

Ex. 3001 Attorney Correspondence with Board Exhibit

Petitioner's Request for Rehearing on Non-institution Decision REHEARING

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

Director Discretionary Decision: Refer RESPONSE

PO Preliminary Response POPR

Declaration of Alan E. Willner Exhibit

Interim Process FAQs Exhibit

Supplemental Kirk Declaration Exhibit

Petitioner's Opposition to Discretionary Denial Brief RESPONSE

Further Excerpt from Infringement Contentions Exhibit

Pisano Declaration Exhibit

PO Discretionary Denial Brief RESPONSE

Ex. 2001 Exhibit

Ex. 2002 Exhibit

Ex. 2003 Exhibit

Notice: Mandatory Notice NOTICE

Notice: Power of Attorney NOTICE

NOTICE ACCEPTING CORRECTED PETITION NOTICE

Response to Correct Defect NOTICE

Notice: defective petition NOTICE

Petition: as filed PETITION

Power of Attorney NOTICE

U.S. Patent No. 9,568,694 - Mizobuchi Exhibit

Scheduling Order in District Court Litigation Exhibit

U.S. Patent No. 10,313,024 Exhibit

US20050175350A1 - Hartzell Exhibit

Curriculum Vitae of Dr. Andrew Kirk Exhibit

'024 Image File Wrapper Exhibit

US20140140665A1 - Akashi Exhibit

Claim Construction Statement Exhibit

Declaration of Dr. Andrew Kirk Exhibit

Excerpt from Infringement Chart in District Court Litigation Exhibit