Maria Santos

Correspondent

Maria Santos

White House correspondent, covers patent, trade and regulatory news

Business & Regulatory patent

Decisions covered by Maria Santos

1,023 decisions
Jun 23 2026
9th Cir. 2:19-cv-00421-DCN Unpublished

USA v. Howe, et al.

The Ninth Circuit affirmed a district court order granting summary judgment to the United States in a tax assessment case. The appellate court held that the taxpayer failed to raise a genuine dispute of material fact regarding his liability for the income tax assessments.

Jun 23 2026
Fed. Cir. 25-1427 Panel Decision

ENANTA PHARMACEUTICALS, INC v. PFIZER INC

The United States Court of Appeals for the Federal Circuit affirmed a district court ruling that invalidated Enanta Pharmaceuticals' patent claims. The court held that the patent could not claim priority from an earlier provisional application because the provisional did not adequately describe the specific chemical compound at issue.

Jun 22 2026
5th Cir. 25-11388 Per Curiam

Joseph v. Vandergriff Chevrolet

The United States Court of Appeals for the Fifth Circuit affirmed the dismissal of a pro se plaintiff's complaint for failure to state a claim. The court held that the plaintiff failed to identify cognizable legal claims to redress his alleged harms despite multiple opportunities to amend.

Jun 22 2026
9th Cir. 24-3341 Unpublished

Rodas Zafra v. Blanche

The Ninth Circuit granted a petition for review and remanded a Board of Immigration Appeals decision that summarily dismissed an appeal as untimely. The court held that the Board failed to provide a reasoned explanation for denying equitable tolling based on counsel's sudden illness.

Jun 18 2026
11th Cir. 1:17-cv-00220-WLS Unpublished

Weissman v. Cheokas

The Eleventh Circuit affirmed a district court ruling enforcing a settlement agreement reached via email during mediation. The court also upheld sanctions against the appellant's counsel for vexatious litigation conduct and denied a late motion to amend the complaint.