Explore the details of the Dongguan Hongyu Plastic Co., Ltd. v. Sun Pleasure Co. Ltd. case under case number 1:2025cv00859 involving a cause of action for Declaratory Judgment. Review key information about the parties involved, the patents in question, and the docket entries.

Case Details

Case Number
1:2025cv00859
Filing Date
Jun 3, 2025
Cause of Action
Declaratory Judgment
Status
OPEN
Case Link
View Case
Nature of Suit
830

Plaintiffs

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

CompanyRepresented By
Dongguan Hongyu Plastic Co., Ltd.
Dickinson Wright PLLC

Defendants

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

CompanyRepresented By
Sun Pleasure Co. Ltd. -

Patents Involved in the Case

This case involves 3 patents, each of which is central to the dispute. These patents may be subject to claims of infringement, challenges to their validity, or other issues concerning their scope and enforcement.

Application NumberPatent Number
06916323
11295923US7353555
18334358US12108880B2

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

Jun 20, 2025NOTICE OF SERVICE OF MOTION by Dongguan Hongyu Plastic Co., Ltd. re 5 MOTION For Leave to Effect Alternative Service re 1 Complaint,, (Attachments: # 1 Exhibit A - Notice of Electronic Filing, # 2 Exhibit B - FedEx Confirmation)(Hanba, Christopher) (Entered: 06/20/2025)NOTICE OF SERVICE OF MOTION
Jun 13, 2025 MOTION For Leave to Effect Alternative Service re 1 Complaint,, by Dongguan Hongyu Plastic Co., Ltd.. (Attachments: # 1 Declaration of Christopher E. Hanba, # 2 Exhibit A (Schweitzer Email to Counsel), # 3 Exhibit B (Schweitzer Letter to Hongyu - Redacted), # 4 Exhibit C (Correspondence to Sun Pleasure Counsel), # 5 Exhibit D (Follow Up Correspondence to Sun Pleasure Counsel), # 6 Proposed Order)(Hanba, Christopher) (Entered: 06/13/2025)MOTION
Jun 9, 2025Summons Issued as to Sun Pleasure Co. Ltd.. (cr5) (Entered: 06/09/2025)-
Jun 3, 2025REQUEST FOR ISSUANCE OF SUMMONS by Dongguan Hongyu Plastic Co., Ltd.. to Sun Pleasure Co. Ltd. (Hanba, Christopher) (Entered: 06/03/2025)REQUEST FOR ISSUANCE OF SUMMONS
Jun 3, 2025Notice of Filing of Patent/Trademark Form (AO 120). AO 120 forwarded to the Director of the U.S. Patent and Trademark Office. (Hanba, Christopher) (Entered: 06/03/2025)-
Jun 3, 2025COMPLAINT for Declaratory Relief, Unfair Competition, Business Disparagement, and Tortious Interference with Prospective Business Relations ( Filing fee $ 405 receipt number ATXWDC-20277405), filed by Dongguan Hongyu Plastic Co., Ltd.. (Attachments: # 1 Exhibit 1 (US7353555), # 2 Exhibit 2 (Amazon Takedown Notice), # 3 Exhibit 3 (Non-Infringement Opinion), # 4 Exhibit 4 (Amazon's Feedback), # 5 Exhibit 5 (2024-12-2 Amazon Take Down Opinion Letter from Counsel), # 6 Exhibit 6 (Corr fr C Hanba to V Lau re Ideal Time Consultants-Medal Sports), # 7 Civil Cover Sheet)(Hanba, Christopher) (Attachment 7 replaced on 6/9/2025 to flatten document) (cr5). (Entered: 06/03/2025)COMPLAINT