Cellspin Soft, Inc. v. SZ DJI Technology Co., Ltd. et al
Plaintiff: Cellspin Soft, Inc.
Defendant: SZ DJI Technology Co., Ltd. and DJI Europe B.V.
Case Number: 2:2025cv00949
Filed: September 15, 2025
Court: U.S. District Court for the Eastern District of Texas
Presiding Judge: Rodney Gilstrap
Referring Judge: Roy S Payne
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 September 30, 2026. A more recent docket listing may be available from PACER.

Date Filed Document Text
March 9, 2026 Filing 14 SUR-REPLY to Reply to Response re #7 MOTION to Dismiss UNDER FED. R. CIV. P. 12(B)(6) filed by Cellspin Soft, Inc.. (Garteiser, Randall)
March 2, 2026 Filing 13 REPLY to Response re #7 MOTION to Dismiss UNDER FED. R. CIV. P. 12(B)(6) filed by DJI Europe B.V., SZ DJI Technology Co., Ltd.. (Smith, Melissa)
February 23, 2026 Filing 12 RESPONSE in Opposition re #7 MOTION to Dismiss UNDER FED. R. CIV. P. 12(B)(6) filed by Cellspin Soft, Inc.. (Attachments: #1 Proposed Order, #2 Affidavit/Declaration of Randall Garteiser, #3 Exhibit 1 - DJI Privacy page, #4 Exhibit 2 - DJI About Us page, #5 Exhibit 3 - DJI Contact Us page, #6 Exhibit 4 - DJI Mimo app page, #7 Exhibit 5 - DJI Fly app page)(Garteiser, Randall)
February 19, 2026 Opinion or Order Filing 11 ORDER ( Scheduling Conference set for 3/26/2026 at 09:30 AM before District Judge Rodney Gilstrap.). Signed by Magistrate Judge Roy S. Payne on 02/18/2026. (mdj)
February 10, 2026 Filing 10 NOTICE of Attorney Appearance - Pro Hac Vice by Gregory K Sobolski on behalf of DJI Europe B.V., SZ DJI Technology Co., Ltd.. Filing fee $ 100, receipt number ATXEDC-11359875. (Sobolski, Gregory)
February 10, 2026 Filing 9 NOTICE of Attorney Appearance - Pro Hac Vice by Thomas Yeh on behalf of DJI Europe B.V., SZ DJI Technology Co., Ltd.. Filing fee $ 100, receipt number ATXEDC-11359832. (Yeh, Thomas)
February 9, 2026 Filing 8 Fed. R. Civ. P. 7.1(a)(1) Disclosure Statement filed by DJI Europe B.V., SZ DJI Technology Co., Ltd. (Smith, Melissa)
February 9, 2026 Filing 7 MOTION to Dismiss UNDER FED. R. CIV. P. 12(B)(6) by DJI Europe B.V., SZ DJI Technology Co., Ltd.. (Attachments: #1 Proposed Order)(Smith, Melissa)
February 9, 2026 Filing 6 NOTICE of Attorney Appearance by Clement Naples on behalf of DJI Europe B.V., SZ DJI Technology Co., Ltd. (Naples, Clement)
November 14, 2025 Filing 5 WAIVER OF SERVICE Returned Executed by Cellspin Soft, Inc.. DJI Europe B.V. waiver sent on 11/10/2025, answer due 2/9/2026; SZ DJI Technology Co., Ltd. waiver sent on 11/10/2025, answer due 2/9/2026. (Attachments: #1 Waiver)(Garteiser, Randall)
October 28, 2025 Filing 4 Summons returned executed by Cellspin Soft, Inc.. DJI Europe B.V. served on 10/23/2025; SZ DJI Technology Co., Ltd. served on 10/23/2025. (Attachments: #1 Summons)(Honea, Christopher)
October 22, 2025 Filing 3 Summons issued as to DJI Europe B.V., SZ DJI Technology Co., Ltd.. (Attachments: #1 Additional Attachment(s))(mdj)
September 16, 2025 Case assigned to District Judge Rodney Gilstrap and Magistrate Judge Roy S. Payne. (mdj)
September 16, 2025 In accordance with the provisions of 28 USC Section 636(c), you are hereby notified that a U.S. Magistrate Judge of this district court is available to conduct any or all proceedings in this case including a jury or non-jury trial and to order the entry of a final judgment. The form #Consent to Proceed Before Magistrate Judge is available on our website. All signed consent forms, excluding pro se parties, should be filed electronically using the event Notice Regarding Consent to Proceed Before Magistrate Judge. (mdj)
September 15, 2025 Filing 2 Notice of Filing of Patent/Trademark Form (AO 120). AO 120 emailed to the Director of the U.S. Patent and Trademark Office. (Garteiser, Randall)
September 15, 2025 Filing 1 COMPLAINT against DJI Europe B.V., SZ DJI Technology Co., Ltd. ( Filing fee $ 405 receipt number ATXEDC-11092083.), filed by Cellspin Soft, Inc.. (Attachments: #1 Civil Cover Sheet, #2 Exhibit A - Patent, #3 Exhibit B - Patent, #4 Exhibit C - Patent, #5 Exhibit D - Claim Chart, #6 Exhibit E - Claim Chart, #7 Exhibit F - Claim Chart, #8 Exhibit G - Claim Chart, #9 Exhibit H - Claim Chart, #10 Exhibit I - Claim Chart)(Garteiser, Randall)

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Plaintiff: Cellspin Soft, Inc.
Represented By: Randall T Garteiser
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Defendant: SZ DJI Technology Co., Ltd.
Represented By: Thomas Yeh
Represented By: Melissa Richards Smith
Represented By: Gregory K Sobolski
Represented By: Clement Naples
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Defendant: DJI Europe B.V.
Represented By: Thomas Yeh
Represented By: Melissa Richards Smith
Represented By: Gregory K Sobolski
Represented By: Clement Naples
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