Microsoft Corporation vs. Proxense, LLC

Explore the PTAB proceeding IPR2024-00407 filed by Microsoft Corporation on 2024-01-16. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2024-00407

Filing Date

2024-01-16

Accorded Filing Date

2024-01-16

Institution Decision Date

2024-07-22

Last Modified Date

2025-09-18

Proceeding Type

IPR

Termination Date

2025-07-17

Trial Status

Final Written Decision - Appealed

Parties & Counsel

Petitioner

Microsoft Corporation

Represented By

Renner, W. Karlet al

Patent Owner / Respondent

Proxense, LLC

Represented By

Hecht, Davidet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 2400 - Computer Networks, Multiplex & Cybersecurity

Patent Information

1 Patent Involved

Respondent Application Number 14961645

Respondent Patent Number 9679289

External Links

Espacenet

Google Patents

Respondent Inventor David L. Brown

Respondent Tech Center TC 2400 - Computer Networks, Multiplex & Cybersecurity

Address and Attorney/Agent Information

9 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name Patent Law Works/Proxense - Greg Sueoka

Customer Number 89194

Address 4516 South 700 East, Suite 290, Salt Lake City, UT, 84107, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
33800	Greg Sueoka	801-258-9821
33830	Reena Kuyper	650-537-4509
41055	Franklin Han	650-533-1964
44386	Edward Van Gieson	650-537-4500
45562	Devin Morgan	607-643-5777
55896	Daniel Morath	801-258-9816
65160	Matthew Holmes	385-232-7853
69784	Michael Nguyen	650-537-4506
L1213	Arun Jayachandran	801-349-9835

Proceeding Documents

Notice of Appeal NOTICE

2025-09-18 FILING PARTY: PATENT OWNER

Download

JUDGMENT Final Written Decision Determining All Challenged Claims Unpatentable 35 U.S.C. § 318(a) FINAL

2025-07-17 FILING PARTY: BOARD

Download

Other: Hearing transcript OTHER

2025-05-14 FILING PARTY: BOARD

Download

Demonstratives OTHER

2025-04-16 FILING PARTY: PATENT OWNER

Download

1037

Petitioner's Demonstratives Exhibit

2025-04-16 FILING PARTY: PETITIONER

Download

Microsoft Corporation vs. Proxense, LLC

Proceeding Overview

Parties & Counsel

Petitioner

Microsoft Corporation

Represented By

Patent Owner / Respondent

Proxense, LLC

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Notice of Appeal NOTICE

JUDGMENT Final Written Decision Determining All Challenged Claims Unpatentable 35 U.S.C. § 318(a) FINAL

Other: Hearing transcript OTHER

Demonstratives OTHER

Petitioner's Demonstratives Exhibit

Petitioner's Updated Exhibit List NOTICE

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

Petitioner's Request for Oral Argument OTHER

Request for Oral Argument NOTICE

Petitioner's Objections to Evidence OTHER

Preliminary Claim Construction Exhibit

Claim Chart Exhibit

Preliminary Infringement Contentions Exhibit

Patent Owner's Sur-Reply OTHER

Claim Construction Order Exhibit

Newton's Telecom Dictionary Exhibit

Tech Terms What Every Telecommunications and Digital Media Professional Should Know Exhibit

Microsoft Computer Dictionary Exhibit

Wiley Electrical and Electronics Engineering Dictionary Exhibit

Payments System Research Briefing Exhibit

Apple's Opening Claim Construction Brief Exhibit

Petitioner's Reply to Patent Owner's Response REPLYTOOPP

IEEE 100 The Authoritative Dictionary of IEEE Standards Terms Exhibit

Supplemental Declaration of Dr. Traynor Exhibit

Proxense's reply to Apple's Opening Claim Construction Brief Exhibit

Dr. Jakobsson's Declaration for IPR2025-00070 Exhibit

Dictionary of Computing Exhibit

Modern Dictionary of Electronics Exhibit

Institution Decision for Parallel Proceeding with Google IPR2024- 00783 Exhibit

Dictionary of Science and Technology Exhibit

McGraw-Hill Dictionary of Scientific and Technical Terms Exhibit

Final Infringement Contentions, served July 31, 2024 Exhibit

Deposition of Dr. Jakobsson, December 20, 2024 Exhibit

Petitioner's Notice of Deposition of Markus Jakobsson, Ph.D NOTICE

Petitioners Notice of Deposition of Markus Jakobsson, Ph.D NOTICE

Petitioner's Objections to Evidence OTHER

Notice of Stipulation to Change Due Date NOTICE

Patent Owner's Response RESPONSE

Proposed Constructions Exhibit

Claim Construction Order Exhibit

Proposed Constructions Exhibit

Declaration Exhibit

ORDER Conduct of the Proceeding ORDER

SCHEDULING ORDER ORDER

Institution Decision: Grant DECISION

Scheduling Order, Proxense LLC v. Microsoft Corporation Exhibit

Petitioner's Updated Exhibit List NOTICE

Microsoft Stipulation dated June 21, 2024 Exhibit

Claim Construction Order Exhibit

Sur-Reply Claim Construction Brief Exhibit

Samsung Reply Claim Construction Brief Exhibit

Responsive Claim Construction Brief Exhibit

Samsung Opening Claim Construction Brief Exhibit

Joint Claim Construction Statement Exhibit

Reply Claim Construction Brief Exhibit

Markman Hearing Transcript Exhibit

Opening Claim Construction Brief Exhibit

Claim Construction Memorandum Exhibit

Claim Construction Order Exhibit

Patent Owner's Preliminary Response POPR

Power of Attorney NOTICE

Notice: Notice filing date accorded NOTICE

Microsoft’s Opening Claim Construction Brief, 6:23-cv-00319 Exhibit

Petition for Inter Partes Review PETITION

U.S. Patent Publication No. 2007/0245157 A1 Exhibit

JUDGMENT Final Written Decision Determining All Challenged Claims Unpatentable 35 U.S.C. § 318(a) FINAL