Who hears patent disputes
Gunn v. Minton
In brief
The Supreme Court overturned Texas’s ruling, so Minton’s malpractice claim can be heard in state court.
- Where it stands
- Decided
Decided · February 20, 2013 · Opinion by Chief Justice Roberts
- What it’s about
- Minton sued Jerry Gunn and other lawyers for malpractice over a patent case; the Texas Supreme Court said federal courts had exclusive jurisdiction. The U.S.
- Who it affects
- Texas courts may hear Minton’s malpractice claim, but the ruling does not decide whether the lawyers committed malpractice.
Summary: written with AI from the case record.

What it's about
Supreme Court overturned that ruling and sent the case back (remanded), deciding that federal patent-jurisdiction law did not bar state courts from hearing the claim because its hypothetical patent issue was not substantial.
This case asked when a patent-law issue within a lawyer-malpractice suit requires the suit to be heard in federal court.
Question presented
Do the federal courts have exclusive jurisdiction in any cases that involve patent law, even when the patent issue is not the primary issue in the case?
What the Court decided
Holding
Section §1338(a) does not deprive the state courts of subject mat - ter jurisdiction over Minton’s malpractice claim. 355 S. W. 3d 634, reversed and remanded.
- Result
- Reversed
The Court's reasoning
The Court said the hypothetical patent issue was not significant enough to keep state courts from hearing Minton’s malpractice claim.
The vote
- Majority author
- John G. Roberts, Jr.
What's next
The case returns to the Texas Supreme Court for further proceedings under this ruling; whether Gunn or the other lawyers committed malpractice remains undecided.
Documents
Opinions
Audio
Docket activity
New analysis added
AI analysis generated: Impact Analysis
AI analysis generated: Opinion Summary
New analysis added
AI analysis generated: Case Briefing
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AI analysis generated: Decision Record
Case data updated: summary, question_presented, generation_metadata
Case data updated: question_presented, extraction_metadata
Audio Recording added: Oral Arguments - Gunn
Opinion added: Gunn
More questions
- Does this ruling mean every patent-related case belongs in state court?
- No. It addressed only Minton’s claim, where the Court found the hypothetical patent issue was not significant enough to require federal-court jurisdiction.
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.