Trending Now - Apple Claims Jon Prosser Fails to Fully Cooperate in Lawsuit

WHO:

9to5Mac - Apple, Jon Prosser, Michael Ramacciotti, Judge James Donato, Ethan Lipnik

MacRumors - Apple, Jon Prosser, Michael Ramacciotti, Ethan Lipnik

WHAT:

9to5Mac - Apple claims Jon Prosser has only partially complied with subpoenas in the iOS 26 leak case.

9to5Mac - Apple filed a lawsuit against Prosser and Ramacciotti in July 2025, accusing them of misappropriating trade secrets.

MacRumors - Apple intends to file a Motion for an Order to Show Cause in the Northern District of Ohio to compel Prosser's compliance with subpoenas.

MacRumors - Apple is seeking monetary damages and an injunction barring both defendants from further disclosing any of the company's confidential information.

WHERE:

9to5Mac - U.S. District Court for the Northern District of California

MacRumors - Northern District of Ohio

WHEN:

9to5Mac - A joint status report was submitted to the court on April 14th, 2026.

9to5Mac - Apple served subpoenas on Jon Prosser on February 3rd, 2026.

MacRumors - A further status update with the court is scheduled for June 10th, 2026.

MacRumors - The court entered a default judgment against Prosser in October 2025.

WHY:

9to5Mac - Apple claims Prosser has failed to fully respond to their requests for information regarding the confidential information and trade secrets he and Ramacciotti possessed.

MacRumors - Prosser intends to move to set aside the default judgment entered against him.

HOW:

9to5Mac - Apple has forensically reviewed an additional device provided by Ramacciotti and is coordinating a date for Prosser's deposition.

MacRumors - Ramacciotti has allowed Apple to forensically review an additional device and has agreed to supplement his interrogatory responses.

(UPDATED April 15, 2026 04:03 UTC)

Apple is taking legal action against Jon Prosser and Michael Ramacciotti, claiming that Prosser has only partially complied with subpoenas related to the iOS 26 leak case and has misappropriated trade secrets. The company plans to file a Motion for an Order to Show Cause in the Northern District of Ohio to compel Prosser's compliance, while also seeking monetary damages and an injunction to prevent further disclosure of confidential information. A joint status report was submitted to the U.S. District Court for the Northern District of California on Tuesday, and a further status update is scheduled for June 10th, as Prosser intends to challenge the default judgment entered against him last October.