P2I Ltd. vs. Jiangsu Favored Nanotechnology: Appeal Dismissed in Coatings Patent Dispute
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📋 Case Summary
| Case Name | P2I Ltd. v. Jiangsu Favored Nanotechnology Co., Ltd. |
| Case Number | 25-1865 (Fed. Cir.) |
| Court | U.S. Court of Appeals for the Federal Circuit |
| Duration | June 16, 2025 – July 18, 2025 32 Days |
| Outcome | Appeal Dismissed – Procedural Failure |
| Patents at Issue | |
| Accused Products | Coating products offered by Jiangsu Favored Nanotechnology |
Case Overview
The Parties
⚖️ Plaintiff
U.K.-based technology company recognized for its proprietary plasma-based liquid repellent nano-coating technology.
🛡️ Defendant
China-based manufacturer specializing in nano-coating solutions, competing in overlapping markets with P2I.
Patents at Issue
This case involved **U.S. Patent No. 11,041,087 B2** (Application No. US16/547,728), covering innovations in the coatings technology sector. The patent’s claims relate to nano-coating compositions and/or processes, consistent with P2I’s core technology focus. The precise claim language was not adjudicated on the merits in this appeal given the procedural dismissal.
- • US 11,041,087 B2 — Coatings technology innovations
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The Verdict & Legal Analysis
Outcome
The Federal Circuit **dismissed the appeal with prejudice to prosecution**, issuing the following order:
“The appellant having failed to pay the docketing fee required by Federal Circuit Rule 52(a)(1), and having failed to file the required Entry of Appearance form by an attorney admitted to the bar of this court within the time permitted by the rules, it is ORDERED that the notice of appeal be, and the same hereby is, DISMISSED, for failure to prosecute in accordance with the rules.”
No damages were awarded. No injunctive relief was granted or denied on the merits. The dismissal is administrative and final as to this appellate proceeding.
Key Legal Issues
The dismissal rested on **two independent procedural failures** by P2I Ltd.:
- **Failure to pay the docketing fee** under Federal Circuit Rule 52(a)(1)
- **Failure to file a proper Entry of Appearance** by a Federal Circuit bar-admitted attorney within the required timeframe
Both requirements are foundational to Federal Circuit appellate practice. The simultaneous failure on both requirements suggests a breakdown in appellate preparation, particularly for international IP enforcement scenarios.
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⚠️ Freedom to Operate (FTO) Analysis
This case highlights critical IP risks in coatings technology. Choose your next step:
📋 Understand This Case’s Impact
Learn about the specific risks and implications from this litigation.
- View all related patents in coatings technology
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- Understand procedural dismissal nuances
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High Procedural Risk
Failure to pay fees, file appearance
US11041087B2 Patent
Validity unresolved by this case
Strategic Lesson
Monitor compliance rigorously
✅ Key Takeaways
For Patent Attorneys & Litigators
Federal Circuit procedural rules are strictly enforced — docketing fee non-payment and appearance failures will result in dismissal regardless of substantive merit.
Search related case law →International enforcement cases require early identification of Federal Circuit bar-admitted counsel as a threshold requirement.
Explore precedents →For R&D Teams
The underlying patent US11041087B2 has not been invalidated by this proceeding; FTO assessments for nano-coating technologies must independently evaluate its claim scope.
Start FTO analysis for my product →Do not rely on pending or dismissed invalidity proceedings as clearance for product development.
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