Fonseca Lopez v. Costco Wholesale Corporation - Civil Case
Summary
A civil case, Fonseca Lopez v. Costco Wholesale Corporation, was filed on February 26, 2026, in the U.S. District Court for the Northern District of California. Costco Wholesale Corporation filed a Notice of Removal from a California Superior Court, initiating the federal litigation.
What changed
This document details the filing of a new civil case, Fonseca Lopez v. Costco Wholesale Corporation, in the U.S. District Court for the Northern District of California, with case number 4:26-cv-01703. The filing on February 26, 2026, includes a Notice of Removal initiated by Costco Wholesale Corporation from a previous case in the Superior Court of California, Contra Costa County. Costco also filed a Corporate Disclosure Statement, Certificate of Interested Entities, and a Consent/Declination to Proceed Before a U.S. Magistrate Judge.
This filing signifies the commencement of a federal lawsuit. For Costco, the immediate actions involved filing the necessary removal documents and disclosures. For the plaintiff, Fonseca Lopez, the next steps would involve responding to the removal and potentially engaging in discovery. As this is a new case filing, there are no immediate compliance deadlines or penalties mentioned, but parties should be prepared for standard litigation procedures and potential court-ordered deadlines as the case progresses.
What to do next
- Review case docket for Fonseca Lopez v. Costco Wholesale Corporation (4:26-cv-01703) for any further filings or court orders.
- Ensure all corporate disclosure and interested entity filings are accurate and complete as per court rules.
- Prepare for potential discovery requests or court-mandated deadlines as litigation proceeds.
Source document (simplified)
Fonseca Lopez v. Costco Wholesale Corporation
Case Number: 4:26-cv-01703 Location: Oakland Case Type: Civil Case Basis: Diversity Nature of Suit: P.I.: Other Date Filed:
February 26, 2026
Last Filing Date:
February 26, 2026
View Publicly Available Documents Case Summary No summary of this case is available
Recent Filings
| Date Filed | Docket Number | Document Description |
| --- | --- | --- |
| 02-26-26 | 1 | NOTICE OF REMOVAL from Superior Court of California, Contra Costa County. Their case number is C25-03520. (Filing fee $405 receipt number ACANDC-21697649). Filed by Costco Wholesale Corporation. (Attachments: # (1) Declaration of N |
| 02-26-26 | 2 | Corporate Disclosure Statement by Costco Wholesale Corporation (Dunn, Nathaniel) |
| 02-26-26 | 3 | Certificate of Interested Entities by Costco Wholesale Corporation (Dunn, Nathaniel) |
| 02-26-26 | 4 | CONSENT/DECLINATION to Proceed Before a US Magistrate Judge by Costco Wholesale Corporation.. (Dunn, Nathaniel) |
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