Legal requests
We regularly respond to requests for information including subpoenas. As part of our commitment to transparency, we publish all of these requests and our responses below.
To find out more about legal requests to the IETF and how to make one, see Legal Request Procedures. For legal requests prior to the formation of the IETF LLC in 2018, please refer to the IAOC archives.
2025
October
- DivX, LLC, v. Amazon.com, Inc., et al., (U.S. Dist. Court for the Eastern District of Virginia, Case No. 1:24-cv-02061-MSN-LRV) | RFC Editor Declaration
July
- Ex Parte Re-Examination for U.S. Patent Nos. 9,749,249, 9,264,354, 9,485,176 | RFC Editor Declaration
January
- Flexiworld Technologies, Inc. v. Amazon.com, Inc., Amazon.com Services, Inc., Amazon Web Services, Inc., Case No.: 2:21-cv-01055-DGE (W.D. Wash. June 22, 2020) | RFC Editor Declaration
- Samsung Electronics Co., Ltd; Samsung Electronics America, Inc.; and Four Batons Wireless, LLC | IETF Secretariat Declaration
2024
December
- Flexiworld Technologies, Inc. v. Amazon.com, Inc., et al. | RFC Editor Declaration
- International Business Machines Corporation v. Croga Innovations Ltd. | RFC Editor Declaration
- International Business Machines Corporation v. Croga Innovations Ltd. | RFC Editor Declaration
November
- Croga Innovations Ltd. v. Cisco Systems, Inc. | RFC Editor Declaration
- Concurrent Ventures, LLC and XtreamEdge, Inc. v. Advanced Micro Devices, Inc. and Pensando Systems, Inc., W.D. Texas | RFC Editor Declaration
October
- IEIT Systems Co., Ltd. v. Hewlett Packard Enterprise Co. | RFC Editor Declaration
September
- Portsmouth Network Corp. v. Cisco Systems, Inc. | RFC Editor Declaration
- Portsmouth Network Corp. v. Cisco Systems, Inc. | IETF Secretariat Declaration
- Inter partes review (IPR) before the United States Patent and Trademark Office | IETF Secretariat Declaration
May
- SNMP Research Inc. et al. v. Broadcom Inc. et al. | RFC Editor Declaration
- SNMP Research Inc. et al. v. Broadcom Inc. et al. | IETF Secretariat Declaration
- Netsocket Inc. v. Cisco Systems, Inc. | RFC Editor Declaration
March
- USPTO PTAB Inter Partes Review | RFC Editor Declaration
January
- Monarch Networking Solutions LLC v. Juniper Networks, Inc. | IETF Secretariat Declaration
- Monarch Networking Solutions LLC v. Juniper Networks, Inc. | IETF Secretariat Declaration
- Request for information from Kirkland & Ellis LLP | RFC Editor Declaration
- Request for information from Kirkland & Ellis LLP | RFC Editor Declaration
2023
October
- Monarch Networking Solutions LLC v. Juniper Networks, Inc. | IETF Secretariat Declaration
- Monarch Networking Solutions LLC v. Juniper Networks, Inc. | IETF Secretariat Declaration
August
- In the Matter of Certain Video Processing Devices and Components Thereof. | RFC Editor Declaration
July
- Hewlett Packard Enterprise Company v. Soverign Peak Ventures, LLC | IETF Secretariat Declaration
- inter partes review proceeding between GO1 Pty, Ltd. and OpenSesame, Inc. | RFC Editor Declaration
May
- Request for Information | RFC Editor Declaration
March
- Jenam Tech, LLC v. Google, LLC | IETF Secretariat Declaration
- Jenam Tech, LLC v. Google, LLC | RFC Editor Declaration
- Daedalus Prime LLC v. Samsung Electronics Co., Ltd. | RFC Editor Declaration
February
- Orckit Corporation v. Cisco Systems, Inc. | IETF Secretariat Declaration
- Orckit Corporation v. Cisco Systems, Inc. | RFC Editor Declaration
- Inter partes review (IPR) before the United States Patent and Trademark Office | RFC Editor Declaration
January
- Orckit Corporation v. Cisco Systems, Inc. | IETF Secretariat Declaration
2022
October
- Inter partes review (IPR) between Netflix, Inc. and Robocast Inc. before the United States Patent and Trademark Office | RFC Editor Declaration
August
- Lauri Valjakka v. Netflix Inc. | IETF Secretariat Declaration
April
- Request for Information from LAC Group | RFC Editor Declaration
- IPR2022-00833 | RFC Editor Declaration
February
- Request for Information | IETF Secretariat Declaration
January
- Request for Information | RFC Editor Declaration
2021
November
- WSOU v. Dell | IETF Secretariat Declaration
- WSOU v. Dell | RFC Editor
September
- Jenam Tech, LLC v. Google, LLC | IETF Secretariat
April
- Matter as yet unfiled | RFC Editor Declaration
- Matter as yet unfiled | IETF Secretariat Declaration
March
- Inter partes review (IPR) before the United States Patent and Trademark Office | RFC Editor Declaration
- inter partes review (IPR) before the United States Patent and Trademark Office | RFC Editor Declaration
- Inter partes review (IPR) before the United States Patent and Trademark Office | IETF Secretariat Declaration
February
- Jenam Tech, LLC v. Google, LLC | IETF Secretariat Declaration
January
- Jenam Tech, LLC v. Google, LLC | IETF Secretariat Declaration
- Monarch Networking Solutions v Cisco Systems | IETF Secretariat Declaration
2020
October
- Monarch Networking Solutions v Cisco Systems | IETF Secretariat Declaration
July
- Matter as yet unfiled | RFC Editor Declaration
- inter partes review (IPR) before the United States Patent and Trademark Office | RFC Editor Declaration
- Matter as yet unfiled | RFC Editor Declaration
- Matter as yet unfiled | RFC Editor Declaration
- Gigamon, Inc. v Apcon, Inc. | IETF Secretariat Declaration
May
- KAIFI LLC v. AT&T Inc. et al | RFC Editor Declaration
- Uniloc USA, Inc. et al v. Apple Inc. | RFC Editor Declaration
April
- Jenam Tech, LLC v. Google, LLC | IETF Secretariat Declaration
- IPR 2020-00705 filed at USPTO | RFC Editor Declaration
- Uniloc 2017, LLC v. Google LLC | First RFC Editor Declaration | Second RFC Editor Declaration
- United States District Court for the Eastern District of Texas, Case No. 4:19-cv-00249 and Case No. 4:19-cv-00250 | RFC Editor Declaration
2019
September
- Harris Corporation v. Huawei Device USA, Inc. | RFC Editor Declaration
August
- Harris Corporation v. Huawei Device USA, Inc. | IETF Secretariat Declaration
July
- PTAB Google LLC v Uniloc 2017 LLC | RFC Editor Declaration
June
- Polycom, Inc. v. directPacket Research, Inc., an inter partes review proceeding | IETF Secretariat Declaration
April
- One or more as yet unfiled petitions for inter partes review | RFC Editor Declaration
March
- One or more as yet unfiled petitions for inter partes review | RFC Editor Declaration | IETF Secretariat Declaration
- MPH Technologies Oy v. Apple Inc. | RFC Editor Declarations
February
- MPH Technologies Oy v. Apple Inc. | RFC Editor Declaration 1 | RFC Editor Declaration 2 | RFC Editor Declaration 2 | IETF ecretariat Declaration