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Arunachalam v. Exxon Mobil

Updated Sep 5, 2026

In brief

The Court declined review, so Exxon Mobil’s lower-court victory remains in effect without a Supreme Court decision on the merits.

Where it stands
Decided

Decided · May 18, 2020

What it’s about
The Supreme Court denied review of Arunachalam’s challenge to the Federal Circuit’s summary affirmance under Rule 36, leaving the lower-court result in Exxon Mobil’s favor in place. The Court did not decide the constitutional merits of the challenge.
Who it affects
The outcome leaves Arunachalam without Supreme Court review of the Rule 36 procedure. For parties such as patent litigants, a summary affirmance can end an appeal without a written appellate opinion.

Summary: written with AI from the case record.

Illustration for Arunachalam v. Exxon Mobil Corp.
Conceptual illustration · AI-generated

What it's about

Rule 36 allows the Federal Circuit to affirm a lower decision without issuing a written opinion.

Question presented

1. Whether the Federal Circuit’s Rule 36 judgment is unconstitutional. 2. Whether the Federal Circuit’s Rule 36 judgment violates the Petitioner’s due process rights. 3. Whether the Federal Circuit’s Rule 36 judgment violates the Petitioner’s right to a jury trial under the Seventh Amendment. 4. Whether the Federal Circuit’s Rule 36 judgment violates the Petitioner’s right to access the courts.

What the Court decided

What's next

The Supreme Court has finished this docket action. The lower-court result remains in place.

Documents

4

Docket activity

7
  • New analysis added

    Sep 5, 2026 · Court records

  • AI analysis generated: Case Briefing

    Sep 5, 2026 · Generated

  • Case data updated: summary, question_presented, generation_metadata

    Sep 5, 2026 · Court records

  • Court Order added: Main Document

    May 26, 2020 · Court records

  • Court Order added: Proof of Service

    May 26, 2020 · Court records

Show 2 more
  • Opinion added: Arunachalam

    May 18, 2020 · Court records

  • Brief added: Petition

    Mar 4, 2020 · Court records

More questions

3
What did the Supreme Court rule in Arunachalam v. Exxon Mobil?
The Court declined to hear the case. It did not decide whether the Federal Circuit’s Rule 36 procedure was constitutional.
Who won Arunachalam v. Exxon Mobil?
Exxon Mobil kept the lower-court result in its favor. The Supreme Court’s refusal to review did not endorse either side’s legal arguments.
What happens next in Arunachalam v. Exxon Mobil?
The Supreme Court action is complete. The lower-court outcome remains in effect.

Sources

Primary materials plus reporting. Best-effort analysis: this explainer relies on a mix of primary materials and trusted secondary sources. Official filings and opinions remain authoritative.

Checked Sep 5, 2026Methodology

Court records and filings

Reporting and analysis