Optiver US LLC et al. vs. HFT Solutions, LLC
Explore the PTAB proceeding IPR2026-00387 filed by Optiver US LLC et al. on 2026-06-05. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.
Proceeding Overview
Proceeding Number
IPR2026-00387
Filing Date
2026-06-05
Accorded Filing Date
2026-06-05
Institution Decision Date
—
Last Modified Date
2026-09-23
Proceeding Type
IPR
Termination Date
—
Trial Status
Pending
Parties & Counsel
Petitioner
Optiver US LLC et al.
Represented By
BUROKER, BRIAN MARKet alPatent Owner / Respondent
HFT Solutions, LLC
Represented By
Chang, Daleet alTribunal & Venue
Tribunal
Patent Trial and Appeal Board (USPTO)
Technology Center
TC 2600 - Communications
Patent Information
Respondent Application Number
17236577
Respondent Patent Number
11329655
External Links
Respondent Inventor
Nima Badizadegan
Respondent Tech Center
TC 2600 - Communications
Address and Attorney/Agent Information
Power of Attorney & Correspondence
Firm
/ Entity Name
AMSTER, ROTHSTEIN & EBENSTEIN LLP
Customer
Number
1912
Address
405 LEXINGTON AVENUE, FLOOR 48, NEW YORK, NY, 10174, UNITED STATES
Attorney / Agent Information
| Reg # | Name | Phone |
|---|---|---|
| 22031 | Christopher Dunham | 212-278-0400 |
| 24490 | Jeffrey Schwab | 212-885-9215 |
| 25871 | Philip Gottfried | 212-336-8000 |
| 27476 | Neil Zipkin | 212-336-8120 |
| 28678 | John White | 212-336-8193 |
| 29403 | Anthony Lo Cicero | 212-697-5995 |
| 30259 | Kenneth George | 212-336-8090 |
| 31643 | Douglas Miro | 212-336-8000 |
Proceeding Documents
23
9
Director Discretionary Decision: Refer RESPONSE
2026-09-23
FILING PARTY: BOARD
8
PATENT OWNER'S PRELIMINARY RESPONSE POPR
2026-09-09
FILING PARTY: PATENT OWNER
1013
Ex1013 - HFT Solutions, LLC v. Jump Trading, LLC, Case No. 1:24-cv-13214 (N.D. Ill.), Dkt. 78 (Joint Motion to Dismiss) Exhibit
2026-09-08
FILING PARTY: PETITIONER
1012
Ex1012 - HFT Solutions, LLC v. Jump Trading, LLC, Case No. 1:24-cv-13214 (N.D. Ill.), Dkt. 71 (Defendant Jump Trading, LLC’s Response to Plaintiff’s Motion to Vacate the Markman Hearing) Exhibit
2026-09-08
FILING PARTY: PETITIONER
7
Petitioners' Discretionary Denial Opposition RESPONSE
2026-09-08
FILING PARTY: PETITIONER