Fujirebio Diagnostics, Inc. vs. Quanterix Corp.

Explore the PTAB proceeding IPR2025-01060 filed by Fujirebio Diagnostics, Inc. on 2025-05-28. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-01060

Filing Date

2025-05-28

Accorded Filing Date

2025-05-28

Institution Decision Date

2025-10-17

Last Modified Date

2025-11-18

Proceeding Type

IPR

Termination Date

2025-10-17

Trial Status

Discretionary Denial

Parties & Counsel

Petitioner

Fujirebio Diagnostics, Inc.

Represented By

McPherson, Patricket al

Patent Owner / Respondent

Quanterix Corp.

Represented By

Armon, Orionet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 1600 - Biotechnology & Organic Chemistry

Patent Information

1 Patent Involved

Respondent Application Number 16522237

Respondent Patent Number 11275092

External Links

Espacenet

Google Patents

Respondent Inventor David Wilson et al

Respondent Tech Center TC 1600 - Biotechnology & Organic Chemistry

Address and Attorney/Agent Information

119 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name WOLF GREENFIELD & SACKS, P.C.

Customer Number 23628

Address 600 ATLANTIC AVENUE, BOSTON, MA, 02210-2206, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
28129	John Welch	617-646-8000
31616	Edward Gates	617-646-8000
31624	Jason Honeyman	617-646-8222
32950	Edmund Walsh	617-646-8000
34681	James Morris	617-646-8000
35986	Randy Pritzker	617-646-8000
36149	Richard Giunta	617-646-8000
36628	Timothy Oyer	617-646-8251
36971	Douglas Wolf	617-646-8260
38232	Robert Maldonado	212-849-3339
39188	Neil Ferraro	617-646-8267
39213	James Hanifin Jr	617-646-8000
39231	Robert Hunt	617-646-8000
39248	Helen Lockhart	617-646-8249
40024	Jeffrey Hsi	617-646-8556
40212	John Van Amsterdam	617-646-8000
40286	Stephen Rabinowitz	212-849-3356
41418	Patrick Waller	617-646-8000
42866	Scott Mckeown	202-389-6025
43069	Edward Russavage	617-646-8515
43988	Adam Wichman	617-646-8571
46190	Michael Pomianek	617-646-8000
46324	Robert Walat	617-646-8000
46533	Charles Baker	617-646-8381
48207	Maria Trevisan	617-646-8000
48644	Andrew Williams	617-646-8000
50474	Gerald Hrycyszyn	617-646-8313
52146	Michael Rader	617-646-8000
52318	Janice Vatland	617-646-8000
52728	Tani Chen	617-646-8214
52957	Matthew Grady	617-646-8000
54986	Melissa Beede	617-646-8000
55151	Roque El Hayek	617-646-8000
57063	Gregory Nieberg	212-849-3338
58404	Tonia Sayour	212-697-7890
58423	Gabriel Mccool	617-646-8000
58767	Michael Parsons	617-646-8942
59924	Nidhi Malla	617-646-8572
61115	Jonathan Roses	617-646-8157
61146	Robert Jensen	617-646-8271
61674	Jessamine Lee	617-646-8272
62868	Daniel Young	617-646-8245
63390	Zachary Piccolomini	617-646-8579
63456	Thomas Franklin	617-646-8000
64978	Marc Johannes	617-646-8209
65507	Robert Sahr	617-646-8484
65843	Heather Dipietrantonio	617-646-8000
66229	Victor Cheung	202-571-5012
66256	Brandon Blackwell	617-646-8360
67110	Jason Balich	617-646-8498
67131	John Harmon Iii	617-646-8307
67336	Elisabeth Hunt	617-646-8443
68177	Oona Johnstone	617-504-4219
68598	Jennifer Wang	617-646-8392
69059	William Zhang	617-646-8257
70034	Cara Dawson	617-646-8000
70972	Daniel Rudoy	617-646-8303
71278	Daniel Smith	214-292-4071
72065	Mark Consilvio	202-408-3938
72100	David Gesner	617-646-8437
73256	Laura Rogers	212-336-3865
73865	Matthew Duffey	617-646-8537
73869	Zhiyun Ge	617-646-8472
73995	Curtis Powell	617-646-8534
74068	Jie Xiang	617-646-8000
74442	Lin Li	617-646-8502
74522	Kevin Macdonald	617-646-8497
75481	Philip Hamzik	617-646-8300
75857	Kirsten Weigel-Van Aken	202-350-2799
75967	Diana Borgas	(612) 339-3061
76050	Anant Saraswat	617-646-8187
76246	Adam Zeiger	617-646-8485
76538	Elizabeth Boehm	617-646-8000
76669	William Czaplyski	617-646-8494
76736	Michele Moresco	617-646-8000
76749	Danielle Samblanet	617-646-8565
76803	Amanda Varrichione	617-646-8161
76839	Jessica Von Reyn	617-646-8000
77021	Nathan Jacobs	617-646-8557
77065	Anne Weeks	617-646-8031
77265	Lingyin Ge	617-646-8199
77456	Saad Alam	617-646-8503
77641	Joseph Bowler	617-646-8393
77692	Elizabeth Mulski	617-646-8352
78514	Harrison Shecter	617-646-8183
78555	Andrew Varrenti	617-646-8314
78667	Flora Luo	617-646-8591
79027	Sarah Schlotter	617-646-8269
79358	Evan Jones	617-646-8000
79399	Andrew Maher	617-646-8596
79628	Tyler Goddard	617-646-8306
79725	Jeffrey Harrigan	617-646-8418
79773	Roshan Plamthottam	617-646-8770
79827	Charlotte Stewart-Sloan	617-646-8341
80263	Shangxing Lu	202-663-6000
80312	Samuel Doskocil	617-646-8198
80320	John Hovestadt	617-646-8348
80331	John Otterbein	908-420-6574
80350	Andrew Mathis	617-646-8562
80358	Colin Buss	617-646-8159
80498	Steven Hannigan	617-646-8573
80639	Edward Stanton	617-646-8873
80711	Kevin Chancellor	617-646-8373
80731	Samuel Kim	617-646-8000
81128	William Lindemann	617-646-8535
81205	Claire Lidston	617-646-8426
81429	Kylee Prosser	617-646-8590
81469	Victoria Julian	617-646-8495
81655	Jill Ryan	978-210-9065
81910	Conor Kavanagh	781-927-8679
81968	Joseph Noreika	212-849-3346
82138	Benjamin Walsh	617-646-8213
82211	Andrew Schlaus	212-849-3337
82354	Allison Mayne	617-646-8000
82491	Evan Bender	212-849-3351
82753	Adrienne Zagieboylo	617-646-8771
83072	Max Zegers	617-646-8660
83077	Samantha Collins	617-646-8564
83258	Karen Cruz	617-646-8444

Proceeding Documents

Notice: refund approved NOTICE

2025-11-07 FILING PARTY: BOARD

Download

Petitioners' Request for Refund of Post-Institution Fee OTHER

2025-10-29 FILING PARTY: PETITIONER

Download

Director Discretionary Decision: Deny RESPONSE

2025-10-17 FILING PARTY: BOARD

Download

Patent Owner's Preliminary Response POPR

2025-09-22 FILING PARTY: PATENT OWNER

Download

1045

EX-1045-Quanterix 14111326 Prosecution History pt. 17 Exhibit

2025-09-19 FILING PARTY: PETITIONER

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Fujirebio Diagnostics, Inc. vs. Quanterix Corp.

Proceeding Overview

Parties & Counsel

Petitioner

Fujirebio Diagnostics, Inc.

Represented By

Patent Owner / Respondent

Quanterix Corp.

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 Fee OTHER

Director Discretionary Decision: Deny RESPONSE

Patent Owner's Preliminary Response POPR

EX-1045-Quanterix 14111326 Prosecution History pt. 17 Exhibit

EX-1045-Quanterix 14111326 Prosecution History pt. 10 Exhibit

EX-1045-Quanterix 14111326 Prosecution History pt. 9 Exhibit

EX-1045-Quanterix 14111326 Prosecution History pt. 8 Exhibit

EX-1045-Quanterix 14111326 Prosecution History pt. 5 Exhibit

EX-1045-Quanterix 14111326 Prosecution History pt. 19 Exhibit

EX-1045-Quanterix 14111326 Prosecution History pt. 3 Exhibit

Opposition to Q 2mo Discretionary Denial Request RESPONSE

EX-1045-Quanterix 14111326 Prosecution History pt. 15 Exhibit

EX-1045-Quanterix 14111326 Prosecution History pt. 14 Exhibit

EX-1045-Quanterix 14111326 Prosecution History pt. 2 Exhibit

EX-1044-Quanterix 15269142 Prosecution History pt. 1 Exhibit

EX-1045-Quanterix 14111326 Prosecution History pt. 11 Exhibit

EX-1045-Quanterix 14111326 Prosecution History pt. 20 Exhibit

EX-1045-Quanterix 14111326 Prosecution History pt. 1 Exhibit

EX-1045-Quanterix 14111326 Prosecution History pt. 4 Exhibit

EX-1045-Quanterix 14111326 Prosecution History pt. 7 Exhibit

EX-1045-Quanterix 14111326 Prosecution History pt. 6 Exhibit

EX-1045-Quanterix 14111326 Prosecution History pt. 12 Exhibit

EX-1046-FDA Clears First Blood Test Used in Diagnosing Alzheimer’s Disease Exhibit

EX-1045-Quanterix 14111326 Prosecution History pt. 13 Exhibit

EX-1044-Quanterix 15269142 Prosecution History pt. 3 Exhibit

EX-1045-Quanterix 14111326 Prosecution History pt. 18 Exhibit

EX-1044-Quanterix 15269142 Prosecution History pt. 2 Exhibit

EX-1045-Quanterix 14111326 Prosecution History pt. 16 Exhibit

Patent Owner's Updated Power of Attorney NOTICE

Patent Owner's Updated Mandatory Notice re Lead and Backup Counsel NOTICE

US Patent Application No. 15/269,142 Office Action Rejection dated January 29, 2015 Exhibit

US Patent Application No. 15/269,142 Office Action Rejection dated December 31, 2018 Exhibit

Patent Owner's Exhibit List NOTICE

Patent Owner's Brief in Support of Discretionary Denial RESPONSE

Petitioner's Updated Mandatory Notice NOTICE

Notice: Notice filing date accorded NOTICE

Notice: Power of Attorney NOTICE

Notice: Mandatory Notice NOTICE

EX-1019 Ding et al., Transl Neurodegener Exhibit

EX-1028 Monoclonal Antibodies Directed Against the Microtubule-Associated Exhibit

Petition: as filed PETITION

EX-1004 Curriculum vitae of Petitioner’s Expert John Todd, PhD Exhibit

EX-1024 INNOTEST hTAU Ag Exhibit

EX-1010 Simultaneous Detection of Single Molecules and Singulated Ensembles Exhibit

EX-1013 Nanoparticle-Based Bio-Bar Codes for the Ultrasensitive Exhibit

EX-1002 Select portions of prosecution history of the ’092 Patent Pt. 1 Exhibit

EX-1015 Duffy et al., US2010/0075407 Exhibit

EX-1016 Digital Readout of Target Binding with Attomole Exhibit

EX-1009 Digital Concentration Readout of Single Enzyme Molecules Using Femt Exhibit

EX-1031 Tau as a biomarker of neurodegenerative diseases Exhibit

EX-1020 The Role of Tau in Alzheimer’s Disease and Related Disorders Exhibit

EX-1039 Quanterix Announces Commercial Availability of its Simoa Single Exhibit

EX-1038 Head trauma as a risk factor for Alzheimer’s disease Exhibit

EX-1001 U.S. Patent No. 11,275,092 (“the ’092 Patent”) Exhibit

EX-1017 Neuron-specific enolase and tau protein as neurobiochemical markers Exhibit

EX-1043 Declaration of Ingrid Exhibit

EX-1021 A protein factor essential for microtubule assembly Exhibit

EX-1003 Expert Declaration Exhibit

EX-1026 Detection of τ Proteins in Normal and Alzheimer’s Disease Exhibit

EX-1006 How Low Can You Go? Exhibit

EX-1030 Alzheimer's Disease Exhibit

EX-1034 simoa Assay Kits Exhibit

EX-1032 CSF markers for incipient Alzheimer’s disease Exhibit

EX-1036 Singulex Exhibit