Synopsys, Inc. v. Real Intent, Inc.
| SYNOPSYS, INC. |
| REAL INTENT, INC. |
| SIEMENS INDUSTRY SOFTWARE INC. and EUGENE H. SPAFFORD |
| 25-2137 |
| September 24, 2025 |
| U.S. Court of Appeals, Federal Circuit |
| Copyright (Federal Question) |
Docket Report
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| Filing 23 **TEXT ONLY** ORDER granting motion to extend time to file brief [ # 14 ] filed by Appellee Real Intent, Inc.. No further extensions should be anticipated. The response brief is due 05/04/2026. Service as of this date by the Clerk of Court. This order has been issued without an attached document and is official and binding. [1144258] [JSP] [Entered: 02/02/2026 09:15 AM] |
| Filing 22 MODIFIED ENTRY: AMICUS BRIEF FILED by Siemens Industry Software Inc.. Service: 01/30/2026 by email. [1144231]--[Edited 02/02/2026 by JSP - compliance review complete] [Klaus Hamm] [Entered: 01/30/2026 06:44 PM] |
| Filing 21 Certificate of Interest for Siemens Industry Software Inc.. Service: 01/30/2026 by email. [1144230] [25-2137] [Klaus Hamm] [Entered: 01/30/2026 06:37 PM] |
| Filing 20 Entry of Appearance for Klaus H. Hamm; Kristin L. Cleveland; Mark W. Wilson as counsel for Siemens Industry Software Inc.. Service: 01/30/2026 by email. [1144229] [25-2137] [Klaus Hamm] [Entered: 01/30/2026 06:34 PM] |
| Filing 19 MODIFIED ENTRY: CORRECTED OPENING BRIEF FILED by Appellant Synopsys, Inc.. Service: 01/30/2026 by email. [1144211] --[Edited 02/02/2026 by JSP - compliance review complete] [E. Rosenkranz] [Entered: 01/30/2026 04:58 PM] |
| Filing 18 MODIFIED ENTRY: CORRECTED CONFIDENTIAL OPENING BRIEF FILED by Appellant Synopsys, Inc.. Service: 01/30/2026 by email. [1144208]--[Edited 02/02/2026 by JSP - compliance review complete] [E. Rosenkranz] [Entered: 01/30/2026 04:53 PM] |
| Filing 17 MODIFIED ENTRY: AMICUS BRIEF FILED by Eugene H. Spafford. Service: 01/30/2026 by email. [1144065]--[Edited 02/02/2026 by JSP - compliance review complete] [Cyrus Morton] [Entered: 01/30/2026 11:43 AM] |
| Filing 16 Certificate of Interest for Amicus Curiae - Eugene H. Spafford, Ph.D.. Service: 01/30/2026 by email. [1144064] [25-2137] [Cyrus Morton] [Entered: 01/30/2026 11:41 AM] |
| Filing 15 Entry of Appearance for Cyrus A. Morton as counsel for Amicus Curiae: Eugene H. Spafford, Ph.D.. Service: 01/30/2026 by email. [1144062] [25-2137] [Cyrus Morton] [Entered: 01/30/2026 11:39 AM] |
| Filing 14 MOTION of Appellee Real Intent, Inc. to extend the time to 05/04/2026 to file brief. Service: 01/29/2026 by email. [1143878] [25-2137] [Robert Van Nest] [Entered: 01/29/2026 02:22 PM] |
| Filing 13 NOTICE OF NON-COMPLIANCE: The submission of Appellant Synopsys, Inc., Nonconfidential Opening Brief, Confidential Opening Brief [ # 12 ], [11], is not in compliance with the rules of this court (see attached). Compliant document due on 02/02/2026. Unless ordered otherwise, the deadline for any responsive filing runs from service of the original version. Service as of this date by the Clerk of Court. [1142906] [JSP] [Entered: 01/26/2026 12:22 PM] |
| Filing 12 OPENING BRIEF FILED by Appellant Synopsys, Inc.. Service: 01/23/2026 by email. [1142637] [25-2137] This document is non-compliant. See Doc No.[ # 13 ] [E. Rosenkranz] [Entered: 01/23/2026 01:50 PM] |
| Filing 11 CONFIDENTIAL OPENING BRIEF FILED by Appellant Synopsys, Inc.. Service: 01/23/2026 by email. [1142636] [25-2137] This document is non-compliant. See Doc No.[ # 13 ] [E. Rosenkranz] [Entered: 01/23/2026 01:48 PM] |
| Filing 10 Amended Entry of Appearance for Samantha M. Leff as counsel for Appellant Synopsys, Inc.. Service: 11/25/2025 by email. [1130472] [25-2137] [Samantha Leff] [Entered: 11/25/2025 11:55 AM] |
| Filing 9 **TEXT ONLY** ORDER granting motion to extend time to file brief [ # 8 ] filed by Appellant Synopsys, Inc.. No further extensions should be anticipated. The opening brief is due 01/23/2026. Service as of this date by the Clerk of Court. This order has been issued without an attached document and is official and binding. [1124499] [JSP] [Entered: 10/29/2025 04:50 PM] |
| Filing 8 MOTION of Appellant Synopsys, Inc. to extend the time to 01/23/2026 to file brief. Service: 10/29/2025 by email. [1124465] [25-2137] [E. Rosenkranz] [Entered: 10/29/2025 03:19 PM] |
| Filing 7 Docketing Statement for the Appellee Real Intent, Inc.. Service: 10/08/2025 by US mail. [1120125] [25-2137] [Robert Van Nest] [Entered: 10/08/2025 06:00 PM] |
| Filing 6 Certificate of Interest for Appellee Real Intent, Inc.. Service: 10/08/2025 by US mail. [1120124] [25-2137] [Robert Van Nest] [Entered: 10/08/2025 05:59 PM] |
| Filing 5 Entry of Appearance for Robert A. Van Nest; Eugene M. Paige; Reid P. Mullen; Ryan K.M. Wong; Kristin Elizabeth Hucek as counsel for Appellee Real Intent, Inc.. Service: 10/08/2025 by US mail. [1120123] [25-2137] [Robert Van Nest] [Entered: 10/08/2025 05:58 PM] |
| Filing 4 Docketing Statement for the Appellant Synopsys, Inc.. Service: 10/08/2025 by email. [1120115] [25-2137] [E. Rosenkranz] [Entered: 10/08/2025 05:09 PM] |
| Filing 3 Certificate of Interest for Appellant Synopsys, Inc.. Service: 10/08/2025 by email. [1120114] [25-2137] [E. Rosenkranz] [Entered: 10/08/2025 05:08 PM] |
| Filing 2 Entry of Appearance for E. Joshua Rosenkranz; Andrew D. Silverman; Alexandra Bursak; Lauren A. Weber; Samantha M. Leff; Krista S. Schwartz; Barrington Dyer; Dane Sowers as counsel for Appellant Synopsys, Inc.. Service: 10/08/2025 by email. [1120113] [25-2137] [E. Rosenkranz] [Entered: 10/08/2025 05:07 PM] |
| Filing 1 Appeal docketed. Received: 09/19/2025. [1116759] Entry of Appearance is due on 10/08/2025. Certificate of Interest is due on 10/08/2025. Docketing Statement is due on 10/08/2025. Appellant's brief is due on 11/24/2025. [JSP] [Entered: 09/24/2025 09:43 AM] |
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