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Wisk Aero LLC v. Archer Aviation Inc.
3:21-cv-02450
N.D. Cal.
Aug 24, 2021
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Background

  • Wisk Aero (plaintiff) and Archer Aviation (defendant) compete in the eVTOL (air-taxi) industry; Wisk alleges Archer misappropriated its trade secrets while developing Archer’s "Maker" aircraft.
  • Archer engaged FlightHouse (an external design firm) and hired a wave of former Wisk engineers; FlightHouse and Archer considered 12-rotor designs, and Archer ultimately selected a 12-tilt-6 configuration.
  • Wisk filed a January 31, 2020 provisional patent application for a design visually similar to Archer’s Maker; Wisk contends Archer disclosed its design to Wisk employees during recruiting meetings and used Wisk confidential material.
  • A former Wisk engineer, Jing Xue, downloaded ~4,977 files from Wisk systems in late December 2019; forensics showed unusual downloads and a USB device was connected around that time; Xue asserted the Fifth Amendment in deposition on some topics.
  • Wisk sued (DTSA and CUTSA claims) and sought a preliminary injunction and expedited discovery; the court conducted early discovery, heard the PI motion, then denied the PI and later denied Archer’s motions to dismiss and to strike Wisk’s 2019.210 trade-secret disclosure.
  • The court concluded Wisk’s pleadings and disclosure were adequate to proceed, but the evidentiary record did not show a likelihood of success on misappropriation, nor did it support irreparable harm or that the equities sharply favored an injunction.

Issues

Issue Plaintiff's Argument Defendant's Argument Held
Likelihood of success on trade-secret claims (for PI) Wisk: circumstantial evidence (mass downloads, hires, quick development, "cora + tilt" label, patent similarity) shows misappropriation and likelihood of success. Archer: evidence is equivocal; independent design work (FlightHouse), public/similar features, and lack of direct link from Wisk files to Maker rebut misappropriation. Court: Denied PI—evidence too uncertain to show likelihood of success; serious questions possible but insufficient.
Irreparable harm and balance of equities (for PI) Wisk: loss of secrecy and unfair "head start" cannot be remedied by money; disclosure to Archer employees/regulators causes irreparable injury. Archer: Wisk delayed filing; harms to Archer from a broad injunction would be severe (impair core business); monetary remedies and later relief may suffice. Court: Denied PI—Wisk failed to show likely irreparable harm or that equities sharply favor it.
Sufficiency of 2019.210 trade-secret disclosure (motion to strike) Wisk: disclosure identifies concrete trade secrets with supporting expert declarations; suffices to permit discovery. Archer: disclosure is overbroad/vague, uses non‑exhaustive examples and catchall language, and fails to show secrecy/value under §2019.210. Court: Denied motion to strike—disclosure adequate at this stage; §2019.210 does not require proving secrecy/value in the disclosure.
Pleading sufficiency under Rule 12(b)(6) Wisk: FAC (and incorporation of 2019.210 disclosure) plausibly alleges misappropriation via retained files, hires, and rapid development. Archer: FAC is conclusory and fails to exclude innocent explanations; incorporation of disclosure should not substitute for pleading. Court: Denied motion to dismiss—FAC plausibly pleads trade-secret claims; incorporation of the disclosure into the complaint is permissible.

Key Cases Cited

  • Winter v. Natural Res. Def. Council, 555 U.S. 7 (2008) (four-factor standard for preliminary injunctions)
  • Alliance for the Wild Rockies v. Cottrell, 632 F.3d 1127 (9th Cir. 2011) (serious-questions sliding scale where equities sharply favor plaintiff)
  • Bell Atl. Corp. v. Twombly, 550 U.S. 544 (2007) (plausibility standard for pleading)
  • Ashcroft v. Iqbal, 556 U.S. 662 (2009) (courts need not accept conclusory allegations)
  • MAI Sys. Corp. v. Peak Computer, Inc., 991 F.2d 511 (9th Cir. 1993) (plaintiff must identify trade secrets)
  • Desert Palace, Inc. v. Costa, 539 U.S. 90 (2003) (circumstantial evidence can be as probative as direct evidence)
  • Ajaxo Inc. v. E*Trade Grp. Inc., 135 Cal. App. 4th 21 (2005) (an implausibly fast development timeline can indicate misappropriation)
  • Advanced Modular Sputtering, Inc. v. Superior Court, 132 Cal. App. 4th 826 (2005) (expert declarations can validate a §2019.210 disclosure)
  • O2 Micro Int'l Ltd. v. Monolithic Power Sys., Inc., 399 F. Supp. 2d 1064 (N.D. Cal. 2005) (discussing injunctive relief and remedies in IP disputes)
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Case Details

Case Name: Wisk Aero LLC v. Archer Aviation Inc.
Court Name: District Court, N.D. California
Date Published: Aug 24, 2021
Docket Number: 3:21-cv-02450
Court Abbreviation: N.D. Cal.