Cytek Biosciences, Inc. v. Beckman Coulter, Inc.
Plaintiff: Cytek Biosciences, Inc.
Defendant: Beckman Coulter, Inc.
Case Number: 1:2026cv01342
Filed: October 16, 2026
Court: U.S. District Court for the District of Delaware
Nature of Suit: Patent
Cause of Action: 35 U.S.C. ยง 271 Patent Infringement
Jury Demanded By: Plaintiff
Docket Report

This docket was last retrieved on October 19, 2026. A more recent docket listing may be available from PACER.

Date Filed Document Text
October 19, 2026 Filing 5 Summons Issued as to Beckman Coulter, Inc. on 10/19/2026. (slk)
October 16, 2026 Filing 4 Disclosure Statement pursuant to Rule 7.1: identifying Other Affiliate BlackRock Inc. for Cytek Biosciences, Inc. filed by Cytek Biosciences, Inc. (slk)
October 16, 2026 Filing 3 Report to the Commissioner of Patents and Trademarks for Patent/Trademark Number(s) 10,739,245 B2; 11,913,868 B2; 12,487,167 B2; 12,754,128 B2. (slk)
October 16, 2026 Filing 2 Notice, Consent and Referral forms re: U.S. Magistrate Judge jurisdiction. (slk)
October 16, 2026 Filing 1 COMPLAINT with Jury Demand against Beckman Coulter, Inc. (Filing fee $ 405, receipt number ADEDC-5092098) - filed by Cytek Biosciences, Inc. (Attachments: #1 Exhibits 1-10, #2 Exhibits 11-23, #3 Exhibit 24 part 1, #4 Exhibit 24 part 2, #5 Exhibit 25, #6 Exhibits 26-41, #7 Civil Cover Sheet)(slk)

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Plaintiff: Cytek Biosciences, Inc.
Represented By: Karen Jacobs
Represented By: Cameron Paul Clark
Represented By: Jeremy A. Tigan
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Defendant: Beckman Coulter, Inc.
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