Plaid Inc. vs. Secure Authentication Technologies LLC et al.

Explore the PTAB proceeding IPR2026-00157 filed by Plaid Inc. on 2026-01-15. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2026-00157

Filing Date

2026-01-15

Accorded Filing Date

2026-01-15

Institution Decision Date

—

Last Modified Date

2026-05-14

Proceeding Type

IPR

Termination Date

2026-05-07

Trial Status

Terminated-Settled

Parties & Counsel

Petitioner

Plaid Inc.

Represented By

BUROKER, BRIAN MARKet al

Patent Owner / Respondent

Secure Authentication Technologies LLC et al.

Represented By

Briggs, Toddet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 3600 - Transportation, E-Commerce & Construction

Patent Information

1 Patent Involved

Respondent Application Number 16850150

Respondent Patent Number 11315090

External Links

Espacenet

Google Patents

Respondent Inventor Gary E. Zimmerman et al

Respondent Tech Center TC 3600 - Transportation, E-Commerce & Construction

Address and Attorney/Agent Information

7 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name WIGGIN AND DANA LLP - ATTENTION: PATENT DOCKETING

Customer Number 27267

Address 437 MADISON AVENUE, 35TH FLOOR, NEW YORK, NY, 10022, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
32489	Gregory Rosenblatt	203-584-1059
34714	Anthony Sabatelli	203-498-4365
35418	Pierre Yanney	212-551-2882
57224	Joseph Casino	212-551-2842
71073	Thomas Landman	212-551-2601
76990	Katherine Rubino	857-626-7061
79614	Brian Pattengale	203-498-4460

Proceeding Documents

Notice of Refund NOTICE

2026-05-14 FILING PARTY: BOARD

Download

Termination Decision: Settlement Prior to Institution of Trial 37 C.F.R. sec. 42.74 TERMINATE

2026-05-07 FILING PARTY: BOARD

Download

Peitioner's Request for Refund of Post-Institution Fees OTHER

2026-05-07 FILING PARTY: PETITIONER

Download

3101

Email Correspondence Exhibit

2026-04-27 FILING PARTY: BOARD

Download

Petitioner's Brief Opposing Discretionary Denial RESPONSE

2026-04-24 FILING PARTY: PETITIONER

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Plaid Inc. vs. Secure Authentication Technologies LLC et al.

Proceeding Overview

Parties & Counsel

Petitioner

Plaid Inc.

Represented By

Patent Owner / Respondent

Secure Authentication Technologies LLC et al.

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Notice of Refund NOTICE

Termination Decision: Settlement Prior to Institution of Trial 37 C.F.R. sec. 42.74 TERMINATE

Peitioner's Request for Refund of Post-Institution Fees OTHER

Email Correspondence Exhibit

Petitioner's Brief Opposing Discretionary Denial RESPONSE

Joint Motion to Terminate IPR MOTION

Termination Agreement Exhibit

Secure Authentication Technology LLC's Supplemental Request for Discretionary Denial OTHER

Stipulation by the Parties Regarding District Court Litigation Exhibit

District Court Final Judgment Exhibit

District Court Order Granting Plaid, Inc.’s Motion to Dismiss Exhibit

U.S. Patent No. 10,268,995 to Zimmerman et al. Exhibit

SAT's Presentation for Hearing on Motion to Dismiss Exhibit

Archived Webcapture of Max Homepage (May 12, 2022) Exhibit

Declaration of Gary Zimmerman Exhibit

Opposition to Defendant Plaid Inc.’s Motion to Dismiss Exhibit

Secure Authentication Technology LLC's Request for Discretionary Denial RESPONSE

Plaid Inc.’s Presentation for Hearing on Motion to Dismiss Exhibit

Reply in Support of Defendant Plaid Inc.’s Motion to Dismiss Exhibit

District of Utah Local Patent Rules Exhibit

Notice: Power of Attorney NOTICE

Notice: Mandatory Notice NOTICE

Notice: Power of Attorney NOTICE

Notice: Mandatory Notice NOTICE

Notice: Notice filing date accorded NOTICE

Ex1005 - U.S. Patent No. 8,261,334 Exhibit

Ex1009 - Could My Bank’s Two-Factor Authentication be Hacked Exhibit

Ex1010 - Englander (2009) Exhibit

Ex1003 - Declaration of Alex C. Snoeren, Ph.D. Exhibit

Notice: Power of Attorney NOTICE

Ex1006 - U.S. Patent Appl. Pub. No. 2009/0198615 Exhibit

Ex1001 - U.S. Patent No. 11,315,090 Exhibit

Ex1008 - IJCSIT (Feb. 2011) Exhibit

Ex1012 - Declaration of Mina Ching Exhibit

Ex1011 - Declaration of Mary Bolin, Ph.D. Exhibit

Ex1007 - Peotta (2011) Exhibit

Ex1002 - File History for U.S. Patent No. 11,315,090 Exhibit

Ex1004 - U.S. Patent Appl. Pub. No. 2008/0115198 Exhibit

Petition for Inter Partes Review of U.S. Patent No. 11,315,090 PETITION