Horizon Global Americas vs. Curt Manufacturing: Towing Patent War Frozen by Bankruptcy
What would you like to do next?
Choose your path based on your current needs:
📋 Case Summary
| Case Name | Horizon Global Americas, Inc. v. Curt Manufacturing, LLC |
| Case Number | 2:17-cv-11879 (E.D. Mich.) |
| Court | Eastern District of Michigan |
| Duration | June 2017 – March 2026 8 years 9 months |
| Outcome | Case Stayed — Bankruptcy |
| Patents at Issue | |
| Accused Products | Curt Manufacturing’s gooseneck safety chain anchor parts (Nos. 60608, 60609, 60617, 60691) and OEM part No. 84000862 |
Case Overview
The Parties
⚖️ Plaintiff
Leading manufacturer of towing, trailering, and cargo management products, operating under well-known brands in the North American aftermarket and OEM supply chains.
🛡️ Defendant
Major competitor in the towing and trailer accessories market, producing hitches, wiring harnesses, and towing components sold across retail and OEM channels.
Patents at Issue
This high-stakes litigation involved eight U.S. patents covering fundamental towing equipment design and functionality. These patents are registered with the U.S. Patent and Trademark Office (USPTO) and protect various aspects of towing technology.
- • US9592863B2 — Trailer coupling systems
- • US6068352A — Brake controllers
- • US6012780A — Safety chain anchor technologies
- • US8360458B2 — Trailer hitch design
- • US8179142B2 — Towing component improvements
- • US9522583B2 — Gooseneck safety chain anchors
- • US8215658B2 — Integrated towing systems
- • US9248713B2 — Enhanced coupling mechanisms
Developing towing equipment?
Check if your component design might infringe these or related patents before launch.
The Verdict & Legal Analysis
Outcome
This case did not produce a merits-based verdict. Instead, it concluded via a joint stipulation to stay proceedings pending resolution of Horizon’s Chapter 11 bankruptcy — a procedurally significant, though substantively inconclusive, termination. No damages were awarded, no injunctive relief was granted, and no claim construction rulings have been publicly designated as final precedent in connection with this closure. The court’s formal closure on March 10, 2026, reflects the administrative reality of the automatic bankruptcy stay under 11 U.S.C. § 362, which generally halts civil litigation against a debtor upon filing. The parties’ joint stipulation extended this protection proactively to the entire proceeding.
Key Legal Issues
The structure of this stay is instructive. Rather than simply relying on the automatic stay, the parties negotiated affirmative obligations — status reporting, discovery supplementation, and lift-stay triggers — that preserve the litigation’s viability without consuming court or party resources during bankruptcy proceedings. This approach reflects sophisticated IP litigation management and may serve as a template for similar situations. Critically, the stipulation preserves all claims and defenses. This means that if Horizon emerges from bankruptcy — or if its patent assets are sold to a third-party acquirer — the underlying infringement claims against Curt Manufacturing remain live. Patent assets frequently survive bankruptcy as assignable property, making this case potentially significant for whoever holds these eight patents post-reorganization.
Freedom to Operate (FTO) Analysis in Towing Equipment
This case highlights critical IP risks in the towing equipment sector, especially concerning M&A or bankruptcy. Choose your next step:
📋 Understand This Case’s Impact
Learn about the specific risks and implications from this litigation.
- View all 8 related patents in this technology space
- See which companies are most active in towing patents
- Understand litigation duration trends in this sector
🔍 Check My Product’s Risk
Run a comprehensive FTO analysis for your own technology or product.
- Input your product description or technical features
- AI identifies potentially blocking patents
- Get actionable risk assessment report
High Risk Area
Towing equipment components & systems
8 Patents Asserted
Overlapping claim coverage
Assignee Risk
Track patent ownership changes
✅ Key Takeaways
Bankruptcy stay stipulations can be strategically structured to preserve all litigation rights while minimizing resource burn.
Search related case law →An eight-patent portfolio dispute lasting 3,192 days without merits resolution highlights the importance of early case evaluation and staged assertion strategies.
Explore precedents →Monitor Case No. 25-90399 (S.D. Tex.) for asset sale orders that may revive or transfer this litigation.
Track bankruptcy cases →Rule 26(e) supplementation obligations surviving a stay creates continuing compliance duties — calendar accordingly.
Manage compliance with PatSnap →Frequently Asked Questions
Eight U.S. patents were asserted, including US9592863B2, US6068352A, US6012780A, US8360458B2, US8179142B2, US9522583B2, US8215658B2, and US9248713B2, covering towing equipment including trailer coupling systems and gooseneck safety chain anchors.
Horizon filed for Chapter 11 bankruptcy on September 29, 2025, triggering the automatic stay under 11 U.S.C. § 362. Both parties subsequently stipulated to a formal litigation stay pending bankruptcy resolution, which the court recognized by closing the case on March 10, 2026.
Yes. The stipulation explicitly preserves all claims and defenses. The case may resume upon bankruptcy plan confirmation, asset sale approval, or other resolution, with a 30-day window for parties to seek to lift the stay.
Ready to Strengthen Your Patent Strategy?
Join 18,000+ IP professionals using PatSnap Eureka to conduct prior art searches, draft patents, and analyse competitive landscapes with AI-powered precision.
References
- PACER — Eastern District of Michigan Case 2:17-cv-11879
- U.S. Bankruptcy Court for the Southern District of Texas — Case 25-90399
- U.S. Patent and Trademark Office — Patent Full-Text Database
- Cornell Legal Information Institute — 11 U.S.C. § 362
- PatSnap — IP Intelligence for M&A & Litigation
This article is for informational purposes only and does not constitute legal advice. All case information is drawn from publicly available court records. For platform capabilities, visit PatSnap.