IP Verse

Tan V. Xianghuo - 1:25-cv-05003

Tan V. Xianghuo (Case No. 1:25-cv-05003), filed on May 6, 2025 in the District Court, N.D. Illinois involving patent infringement. This case involves patent infringement claims between the parties. Explore details about the litigants, key filings, and major docket updates.

Case Details

Case Number
1:25-cv-05003
Filing Date
May 6, 2025
Cause of Action
Patent Infringement
Status
OPEN
Court
District Court, N.D. Illinois
Nature of Suit
Patent

Parties Involved

The following parties are involved in this case, with their respective legal representatives for the case.

NameRepresented By
Cong Tan -
Xianghuo -

Patents Involved

Patents not found - set an alert to get notified when patents are added.

Docket Entries

The Docket Entries section provides a chronological list of all significant filings and court actions in this case.

DateDocket EntryType

Set alerts for critical docket entry

Aug 1, 2025MOTION by Defendant Xianghuo to vacate Dissolve TRO and Opposition to Motion to Extend (Attachments: # 1 Exhibit Exhibit 1 CN307420904S, # 2 Exhibit Exhibit 1-1 CN307420904S_English translation, # 3 Exhibit Exhibit 2 Listing date 20220826, # 4 Exhibit Exhibit 3 Email with opposing counsel, # 5 Declaration Declaration of Lijun Zheng, # 6 Declaration Declaration of Qianwu Yang)(Yang, Qianwu) (Entered: 08/01/2025)Attachment
Aug 1, 2025MOTION by Defendant Xianghuo to vacate Dissolve TRO and Opposition to Motion to Extend (Attachments: # 1 Exhibit Exhibit 1 CN307420904S, # 2 Exhibit Exhibit 1-1 CN307420904S_English translation, # 3 Exhibit Exhibit 2 Listing date 20220826, # 4 Exhibit Exhibit 3 Email with opposing counsel, # 5 Declaration Declaration of Lijun Zheng, # 6 Declaration Declaration of Qianwu Yang)(Yang, Qianwu) (Entered: 08/01/2025)Attachment
Aug 1, 2025MOTION by Defendant Xianghuo to vacate Dissolve TRO and Opposition to Motion to Extend (Attachments: # 1 Exhibit Exhibit 1 CN307420904S, # 2 Exhibit Exhibit 1-1 CN307420904S_English translation, # 3 Exhibit Exhibit 2 Listing date 20220826, # 4 Exhibit Exhibit 3 Email with opposing counsel, # 5 Declaration Declaration of Lijun Zheng, # 6 Declaration Declaration of Qianwu Yang)(Yang, Qianwu) (Entered: 08/01/2025)Attachment
Aug 1, 2025MOTION by Defendant Xianghuo to vacate Dissolve TRO and Opposition to Motion to Extend (Attachments: # 1 Exhibit Exhibit 1 CN307420904S, # 2 Exhibit Exhibit 1-1 CN307420904S_English translation, # 3 Exhibit Exhibit 2 Listing date 20220826, # 4 Exhibit Exhibit 3 Email with opposing counsel, # 5 Declaration Declaration of Lijun Zheng, # 6 Declaration Declaration of Qianwu Yang)(Yang, Qianwu) (Entered: 08/01/2025)Attachment
Aug 1, 2025MOTION by Defendant Xianghuo to vacate Dissolve TRO and Opposition to Motion to Extend (Attachments: # 1 Exhibit Exhibit 1 CN307420904S, # 2 Exhibit Exhibit 1-1 CN307420904S_English translation, # 3 Exhibit Exhibit 2 Listing date 20220826, # 4 Exhibit Exhibit 3 Email with opposing counsel, # 5 Declaration Declaration of Lijun Zheng, # 6 Declaration Declaration of Qianwu Yang)(Yang, Qianwu) (Entered: 08/01/2025)Attachment
Aug 5, 2025ANSWER to Complaint with Jury Demand, COUNTERCLAIM filed by Xianghuo against Cong Tan . by Xianghuo (Attachments: # 1 Declaration Declaration of Lijun Zheng, # 2 Exhibit Exhibit 1 CN307420904S, # 3 Exhibit Exhibit 1-1 CN307420904S_English translation, # 4 Exhibit Exhibit 2 Listing date 20220826)(Yang, Qianwu) (Entered: 08/05/2025)PACER Document
Aug 5, 2025MOTION by Attorney Robert DeWitty to withdraw as attorney for Cong Tan. No party information provided (Dewitty, Robert) (Entered: 08/05/2025)PACER Document
Aug 5, 2025ANSWER to Complaint with Jury Demand, COUNTERCLAIM filed by Xianghuo against Cong Tan . by Xianghuo (Attachments: # 1 Declaration Declaration of Lijun Zheng, # 2 Exhibit Exhibit 1 CN307420904S, # 3 Exhibit Exhibit 1-1 CN307420904S_English translation, # 4 Exhibit Exhibit 2 Listing date 20220826)(Yang, Qianwu) (Entered: 08/05/2025)Attachment
Aug 5, 2025ANSWER to Complaint with Jury Demand, COUNTERCLAIM filed by Xianghuo against Cong Tan . by Xianghuo (Attachments: # 1 Declaration Declaration of Lijun Zheng, # 2 Exhibit Exhibit 1 CN307420904S, # 3 Exhibit Exhibit 1-1 CN307420904S_English translation, # 4 Exhibit Exhibit 2 Listing date 20220826)(Yang, Qianwu) (Entered: 08/05/2025)Attachment
Aug 5, 2025ANSWER to Complaint with Jury Demand, COUNTERCLAIM filed by Xianghuo against Cong Tan . by Xianghuo (Attachments: # 1 Declaration Declaration of Lijun Zheng, # 2 Exhibit Exhibit 1 CN307420904S, # 3 Exhibit Exhibit 1-1 CN307420904S_English translation, # 4 Exhibit Exhibit 2 Listing date 20220826)(Yang, Qianwu) (Entered: 08/05/2025)Attachment
Aug 5, 2025ANSWER to Complaint with Jury Demand, COUNTERCLAIM filed by Xianghuo against Cong Tan . by Xianghuo (Attachments: # 1 Declaration Declaration of Lijun Zheng, # 2 Exhibit Exhibit 1 CN307420904S, # 3 Exhibit Exhibit 1-1 CN307420904S_English translation, # 4 Exhibit Exhibit 2 Listing date 20220826)(Yang, Qianwu) (Entered: 08/05/2025)Attachment
Aug 5, 2025MOTION by Plaintiff Cong Tan, Counter Defendant Cong Tan for extension of time (Renewed Motion to Extend Temporary Restraining Order) (Liu, Zheng) (Entered: 08/06/2025)PACER Document
Aug 5, 2025MOTION by Plaintiff Cong Tan to substitute attorney (Dewitty, Robert) (Entered: 08/05/2025)PACER Document
Aug 6, 2025MOTION by Plaintiff Cong Tan for extension of time to respond to Motion to Dissolve TRO (Dewitty, Robert) (Entered: 08/06/2025)PACER Document
Aug 6, 2025MINUTE entry before the Honorable John J. Tharp, Jr:Attorney Robert DeWitty's motion to withdraw as counsel 24 is granted. Counsel's appearance on the record is terminated. The plaintiff's motion to substitute counsel 26 is also granted. The plaintiff's motion for an extension of the TRO 27 is taken under advisement. The Court will rule following receipt of the plaintiff's response to the defendant's motion to dissolve the TRO 18 . Mailed notice (air, ) (Entered: 08/06/2025)PACER Document
Aug 6, 2025MINUTE entry before the Honorable John J. Tharp, Jr:The plaintiff's motion for an extension of time to respond to the motion to dissolve the TRO 29 is granted. The deadline to respond to the motion to dissolve the TRO is now 8/13/2025. The plaintiff's renewed motion to extend the TRO 27 is granted only to allow the plaintiff additional time to respond to the merits of the defendant's motion. The TRO is therefore extended to 8/18/2025. No further extension will be granted absent a showing of good cause. Mailed notice (air, ) (Entered: 08/06/2025)PACER Document
Aug 5, 2025ATTORNEY Appearance for Plaintiff Cong Tan, Counter Defendant Cong Tan by Zheng Liu (Liu, Zheng) (Entered: 08/05/2025)PACER Document
Aug 7, 2025ATTORNEY Appearance for Plaintiff Cong Tan, Counter Defendant Cong Tan by Zhan Jin (Jin, Zhan) (Entered: 08/07/2025)PACER Document