AT&T Services, Inc. et al. vs. Adaptive Spectrum and Signal Alignment, Inc.

Explore the PTAB proceeding IPR2025-00395 filed by AT&T Services, Inc. et al. on 2025-01-03. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-00395

Filing Date

2025-01-03

Accorded Filing Date

2025-01-03

Institution Decision Date

—

Last Modified Date

2025-08-01

Proceeding Type

IPR

Termination Date

2025-06-24

Trial Status

Terminated-Settled

Parties & Counsel

Petitioner

AT&T Services, Inc. et al.

Represented By

Stevens, Scottet al

Patent Owner / Respondent

Adaptive Spectrum and Signal Alignment, Inc.

Represented By

Specht, Michaelet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 2100 - Computer Architecture & Software

Patent Information

1 Patent Involved

Respondent Application Number 10795593

Respondent Patent Number 7428669

External Links

Espacenet

Google Patents

Respondent Inventor John M. Cioffi

Respondent Tech Center TC 2100 - Computer Architecture & Software

Address and Attorney/Agent Information

4 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name North Weber & Baugh - ASSIA

Customer Number 146571

Address 228 Hamilton Ave., 3rd Floor, Palo Alto, CA, 94301, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
46963	Michael North	650-856-7564
52093	Chung Park	408--71-8-0512
59564	Donald Gibson	925-989-1165
72098	Xin Dai	520-288-8876

Proceeding Documents

Notice: refund approved NOTICE

2025-08-01 FILING PARTY: BOARD

Download

Petitioners' Request for Refund of Post-Institution Fees OTHER

2025-07-08 FILING PARTY: PETITIONER

Download

Termination Decision: Pre-DI settlement TERMINATE

2025-06-24 FILING PARTY: BOARD

Download

Order: Granting ATT Withdrawal ORDER

2025-06-20 FILING PARTY: BOARD

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Joint Motion to Terminate Proceeding and to Treat the Agreement as Business Confidential MOTION

2025-06-18 FILING PARTY: PETITIONER

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AT&T Services, Inc. et al. vs. Adaptive Spectrum and Signal Alignment, Inc.

Proceeding Overview

Parties & Counsel

Petitioner

AT&T Services, Inc. et al.

Represented By

Patent Owner / Respondent

Adaptive Spectrum and Signal Alignment, 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

Petitioners' Request for Refund of Post-Institution Fees OTHER

Termination Decision: Pre-DI settlement TERMINATE

Order: Granting ATT Withdrawal ORDER

Joint Motion to Terminate Proceeding and to Treat the Agreement as Business Confidential MOTION

Unopposed Motion to Withdraw AT&T as a Named Petitioner MOTION

Patent Owner Preliminary Response POPR

Order Accepting Joint Stipulation Exhibit

Marconi Prize Winners Exhibit

Patent Owner's Discretionary Denial Brief RESPONSE

Second Amended Docket Control Order Exhibit

InterimProcesses-PTABWorkloadMgmt Exhibit

Complaint Exhibit

Order Granting Motion to Dismiss Exhibit

IEEE Alexander Graham Bell Medal Recipients Exhibit

FAQs for Interim Processes for PTAB Workload Management Exhibit

Claim Construction Order Exhibit

NST Medals Foundation - John Cioffi Exhibit

First Amended Docket Control Order Exhibit

Notice: Extending Deadline for Discretion Briefing NOTICE

Petitioners' Updated Mandatory Notices NOTICE

Notice: Notice filing date accorded NOTICE

Patent Owner's Power of Attorney NOTICE

Patent Owner's Mandatory Notices NOTICE

Order Focusing Patent Claims and Prior Art to Reduce Costs, EDTX Exhibit

John G. Proakis, Digital Communications Exhibit

U.S. Patent No. 5,023,872 to Annamalai Exhibit

ITU-T Recommendation G.992.3 Exhibit

Notice: AT&T Power of Attorney NOTICE

ITU-T Recommendation G.992.5 Exhibit

A Review of HDSL Progress Exhibit

U.S. Patent No. 4,924,492 to Gitlin Exhibit

ITU-T Recommendation G.992.1 Exhibit

File History of U.S. Patent No. 7,428,669 Exhibit

Curriculum Vitae of Richard Gitlin Exhibit

Thomas Starr, et al., DSL Advances, (Prentice Hall, 2002) Exhibit

Declaration of Richard Gitlin Exhibit

ITU-T Recommendation G.992.2 Exhibit

ITU-T Recommendation G.992.4 Exhibit

Song, et al., Dynamic Spectrum Management for Next-Generation DSL Systems Exhibit

U.S. Patent No. 6,598,188 to Locke Exhibit

Richard T. Roca, ISDN architecture (AT&T Technical Journal, 1986) Exhibit

U.S. Patent No. 5,699,365 to Klayman Exhibit

U.S. Patent No. 6,772,388 to Cooper Exhibit

U.S. Patent Publ. No. 2002/0140991 to Li Exhibit

ITU-T Recommendation G.997.1 Exhibit

Petition: as filed PETITION

Simon Haykin, Communication Systems Exhibit

Data Communication Principles Exhibit

Notice: Nokia Power of Attorney NOTICE

Defendants’ Motion to Transfer Venue, EDTX Exhibit

Maurice Gagnaire, Broadband Local Loops for High-Speed Internet Access Exhibit

Docket Control Order, Adaptive Spectrum and Signal Alignment, Inc. v. AT&T Exhibit

Kenneth J. Kerpez, et al., Advanced DSL Management Exhibit

U.S. Patent No. 7,428,669 Exhibit