Gator Bio Inc. et al. vs. Sartorius Bioanalytical Instruments, Inc.

Explore the PTAB proceeding IPR2025-00633 filed by Gator Bio Inc. et al. on 2025-02-24. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-00633

Filing Date

2025-02-24

Accorded Filing Date

2025-02-24

Institution Decision Date

2025-07-24

Last Modified Date

2025-09-02

Proceeding Type

IPR

Termination Date

2025-07-24

Trial Status

Discretionary Denial

Parties & Counsel

Petitioner

Gator Bio Inc. et al.

Represented By

Santhanam, Hariharanet al

Patent Owner / Respondent

Sartorius Bioanalytical Instruments, Inc.

Represented By

Doshi, Dipuet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 1700 - Chemical & Materials Engineering

Patent Information

1 Patent Involved

Respondent Application Number 13101112

Respondent Patent Number 8647588

External Links

Espacenet

Google Patents

Respondent Inventor Michael W. Recknor et al

Respondent Tech Center TC 1700 - Chemical & Materials Engineering

Address and Attorney/Agent Information

25 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name BLANK ROME LLP

Customer Number 27557

Address 1825 EYE STREET NW, WASHINGTON, DC, 20006-5403, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
28419	Michael Greenbaum	202-772-5836
31063	Stephen Soffen	202-420-4879
32322	Russell Wong	713-632-8634
32699	Jon Grossman	202-420-2279
40220	Peter Weissman	202-772-5805
41151	Jay Lessler	212-885-5176
43631	Bruce George	215-569-5798
46510	Tara Marcus	202-772-5957
50239	Jonathan Mitchell	212-885-5000
59347	Hussein Akhavannik	202-420-2779
60073	Dipu Doshi	202-420-2604
63196	Matthew Homyk	--
65967	Jonathan King	215-569-5432
66273	Joseph Jackson	713-228-8600
67399	Daniel Peterson	713-632-8665
68030	Alexander Perry	202-420-3115
68383	Katherine Franco	713-632-8664
70684	Domingo Llagostera	713-632-8632
71223	Jonathan England	202-420-2747
71956	Cole Duncan	713-228-6601
72236	Ameya Paradkar	202-772-5849
72367	Megan Wood	202-420-2753
73315	Timothy Schwarz	202-420-2786
73782	Mark Mashack	202-420-2200
80133	Matthew Mcdermott	716-812-6690

Proceeding Documents

109

Notice: refund approved NOTICE

2025-09-02 FILING PARTY: BOARD

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Petitioner's Request for Refund OTHER

2025-08-26 FILING PARTY: PETITIONER

Download

Director Discretionary Decision: Deny RESPONSE

2025-07-24 FILING PARTY: BOARD

Download

1073

1073 - DocketNavigator Statistics for Motion Success for Stay Pending IPR Judge Davila Exhibit

2025-07-14 FILING PARTY: PETITIONER

Download

1074

1074 - Gator Bio Brochure Exhibit

2025-07-14 FILING PARTY: PETITIONER

Download

Gator Bio Inc. et al. vs. Sartorius Bioanalytical Instruments, Inc.

Proceeding Overview

Parties & Counsel

Petitioner

Gator Bio Inc. et al.

Represented By

Patent Owner / Respondent

Sartorius Bioanalytical Instruments, 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

Petitioner's Request for Refund OTHER

Director Discretionary Decision: Deny RESPONSE

1073 - DocketNavigator Statistics for Motion Success for Stay Pending IPR Judge Davila Exhibit

1074 - Gator Bio Brochure Exhibit

1084 - DocketNavigator 5YR Time to Milestones for Judge Edward Davila Exhibit

Opposition to Patent Owner's Request for Discretionary Denial RESPONSE

1086 - Excerpt of Sartrorius Stedim Biotech Exhibit

1066 - Additional Excerpt of March 8, 2024 Final Initial Determination Exhibit

1068 - Excerpt of Transcript of Evidentiary Hearing Exhibit

1083 - Letter from J. Wang to L. Barton, Secretary to the U.S. ITC, dated April 5, 2024 Exhibit

1065 - Excerpt of Staff’s Initial Post-Hearing Brief Exhibit

1062 - Excerpt of Second Amended Complaint, Dkt. 59 Exhibit

1076 - Kinetics of Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Antibody Avidity Maturation and Association with Disease Severity Exhibit

1081 - Letter from P. Yu to L. Barton, Secretary to the U.S. International Trade Commission Exhibit

1080 - A novel IgG Fc by computer-aided design enhances heavy-chain heterodimerization in bi- or trispecific antibodies, Exhibit

1067 - Excerpt of June 26, 2024 Commission Decision Exhibit

1082 - Letter from Z. Suo to L. Barton, Secretary to the U.S. ITC, dated April 5, 2024 Exhibit

1072 - DocketNavigator Statistics for Motion Success for Stay Pending IPR NDCal Exhibit

1075 - Gator Bio Brochure Exhibit

1085 - Excerpt of Rebuttal Expert Report of Michael J. Sailor, Ph.D. FRSC, FNAI, dated May 5, 2023 Exhibit

1071 - DocketNavigator Time to Milestones for Judge Edward Davila Exhibit

1063 - Excerpt of Gator Bio’s Motion to Dismiss Second Amended Complaint Exhibit

1078 - Evaluation of transplacental transfer of mRNA vaccine products and functional antibodies during pregnancy and infancy, Exhibit

1070 - DocketNavigator Time to Milestones for Northern District of California Exhibit

1079 - Structural characterization of protective nonneutralizing antibodies targeting Crimean-Congo hemorrhagic fever virus Exhibit

1077 - First-in-class trispecific VHH-Fc based antibody with potent prophylactic and therapeutic efficacy against SARS-CoV-2 Exhibit

1069 - Email from D. Doshi to H. Santhanam dated December 6, 2024 Exhibit

1061 - Docket Sheet, in Sartorius Bioanalytical Instruments, Inc. v. Gator Bio, Inc. and Hong Tan Exhibit

1064 - Excerpted Transcript of May 1, 2025 Hearing Exhibit

Ex. 2005_The history of BLI and introduction of the Next Gen Gator BLI system.mp4 Exhibit

Ex. 2009_IPR2023-00215 Petition Exhibit

Ex. 2012_Calif-Northern District Statistics Past 5 Yrs Exhibit

Ex. 2006_Transcript_History of BLI & Intro of Next Gen Gator BLI system Exhibit

Ex. 2003 - Gator Bio NextGen BLI systems by CEO Hong Tan.mp4 Exhibit

Ex. 2010_File History of U.S. Application No. 11423669 Exhibit

Ex. 2002_ About Us - Gator Bio (Archived February 5, 2021) Exhibit

Ex. 2008_Assignment to Sartorius Exhibit

Ex. 2011_File History of U.S. Provisional Application No. 60690325 Exhibit

BRIEF IN SUPPORT OF PATENT OWNER’S REQUEST FOR DISCRETIONARY DENIAL RESPONSE

Ex. 2004_Transcript_Gator Bio NextGen BLI systems by CEO Hong Tan Exhibit

Ex. 2001_ About Us_ Biolayer Interferometry _ BLI _ Gator Bio Exhibit

Ex. 2007_Assignment from Inventors Exhibit

Petitioner's Updated Exhibit List NOTICE

Exhibit 1060 - Defendants’ Notice and Stipulation re: Challenged Claims in IPR2025-00633, No. 5:22-cv-01417 Exhibit

Notice: Notice filing date accorded NOTICE

Notice: Power of Attorney NOTICE

Notice: Mandatory Notice NOTICE

Ex. 1016 - U.S. Patent No. 5,674,047 Exhibit

Ex. 1020 - Lequin, Enzyme Immunoassay (EIA)/Enzyme-Linked Immunosorbent Ass Exhibit

Ex. 1044 - Schneider et al., Highly sensitive optical chip immunoassays in Exhibit

Ex. 1036 - Manns, History of Microplates Exhibit

Ex. 1049 - Bio-Tek Instruments, Inc., Precision Microplate Pipetting System Exhibit

Ex. 1003 - Curriculum Vitae of Laird Forrest, Ph.D. Exhibit

Ex. 1014 - U.S. Patent No. 5,475,610 Exhibit

Ex. 1043 - Bock, The New Era of Automated Immunoassay Exhibit

Ex. 1010 - Sun, Fiber Optic Direct-Sensing Biosensor Applied in Detecting Exhibit

Ex. 1006 - Yang, Direct monitoring of antigen-antibody interactions Exhibit

Ex. 1051 - Seahorse Bioscience, How Does XF Technology Work? Exhibit

Ex. 1042 - Luppa, Immunosensors- principles and applications to clinical Exhibit

Ex. 1028 - Excerpt of Patent Owner’s Prehearing Brief Exhibit

Ex. 1056 - Bartels Legionella Urinary Antigen ELISA Test, 501(k) Premarket Exhibit

Ex. 1052 - U.S. Patent Appl. Publ. No. 2005/0054028 Exhibit

Ex. 1030 - Declaration of Hong Tan, Ph.D . Exhibit

Ex. 1054 - Viehhauser, Simple Procedure for Large-Scale Assays for Chick Exhibit