Cross-Border IP Litigation Checklist: Forum Mapping, Service and Jurisdiction, Section 1782 Applications, Evidence Transfer, and Judgment Recognition

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This checklist runs a multinational intellectual property dispute from the first commercial complaint to a global settlement, in the sequence the decisions actually arise. It begins with the four maps that identify the national rights, the conduct, the parties, and the evidence, then works through forum selection against a stated remedy objective, service and jurisdiction over foreign entities, section 1782 applications and the defence of them, the conflict between United States discovery and foreign blocking statutes and data protection law, anti-suit relief, and the recognition of whatever is finally obtained. Gate items mark the points where the campaign should stop until a question is answered. The traps are structural rather than doctrinal: filing where the client sits rather than where a remedy would matter, missing the section 1782 window, taking inconsistent positions across forums, and settling one front while four remain open.

IP and Technology > Patent Litigation | Checklist | Published 12 December 2025 - Updated 26 March 2026 | Casey Scott McKay - marksy.us

Summary. This checklist runs a multinational intellectual property dispute from the first commercial complaint to a global settlement, in the sequence the decisions actually arise: the four maps that identify the national rights, the conduct, the parties, and the evidence; forum selection against a stated remedy objective; service and jurisdiction over foreign entities; section 1782 applications and the defence of them; the conflict between United States discovery and foreign blocking statutes and data protection law; anti-suit relief; and the recognition of whatever is finally obtained. Gate items mark where the campaign should stop until a question is answered.

Keywords: cross-border litigation checklist · forum mapping · Hague Service Convention · personal jurisdiction · Rule 4(k)(2) · section 1782 · Hague Evidence Convention · blocking statutes · GDPR Article 48 · anti-suit injunction · ITC section 337 · judgment recognition · New York Convention · global settlement · consistency register


How to use this checklist

| Phase | What it establishes | Who runs it | Gate | |---|---|---|---| | 1. The four maps | Rights, conduct, parties, evidence | Lead counsel and the business | No filing before the maps are complete | | 2. Remedy and forum | What would change the client's position | The business, advised by counsel | Written remedy statement approved | | 3. Service and jurisdiction | Whether the defendant can be reached | Local and lead counsel | Route chosen before the complaint issues | | 4. Evidence abroad | What can be obtained and from whom | Lead counsel | Section 1782 filed before the foreign case hardens | | 5. Foreign law conflicts | What cannot lawfully be produced | Local counsel | Conflict raised before an order issues | | 6. Anti-suit assessment | Whether a contract makes the foreign suit a breach | Lead counsel | No application without a contractual hook | | 7. Coordination | One coherent position everywhere | Consistency coordinator | Every filing checked before issue | | 8. Budget and governance | What the campaign costs in total | Client and lead counsel | Stop rule agreed in writing | | 9. Settlement and recognition | Whether the outcome is enforceable | Lead counsel | Global architecture, all forums named |

The matter. A United States medical device company has discovered a competitor selling an accused product in Germany, the Netherlands, and the United States, assembled in Malaysia from components made in China, and distributed through a Dutch entity. It holds a European patent, a United States patent, and registrations for its mark in the United States and the European Union but not in Malaysia or China. The competitor has written asserting invalidity and has, counsel suspects, obtained the design from a former supplier. The client's chief executive wants "to sue them everywhere," and has not been asked what outcome would actually help.


Phase 1. Build the four maps


Phase 2. State the remedy objective, then choose the forums


Phase 3. Service and jurisdiction over the foreign parties


Phase 4. Section 1782 applications


Phase 5. Foreign law conflicts on evidence


Phase 6. Anti-suit relief


Phase 7. Coordination across the forums


Phase 8. Budget, governance, and the stop rule


Phase 9. Settlement, recognition, and enforcement

Outcome. At the end of this checklist the client should hold: four maps that describe the dispute accurately; a written statement of the remedy that would change its position; a forum decision recorded with its rejected alternatives; a service and jurisdiction route confirmed before filing; evidence obtained through section 1782 that no foreign procedure could have produced; a documented position on every foreign law conflict, raised before any order issued; one coherent set of substantive positions across every proceeding; an approved campaign budget with a stop rule; and, at the end, a settlement that actually ends the dispute in every forum and is enforceable wherever the counterparty holds assets. A client with those things has run a campaign. A client with five lawsuits and no maps has funded one.



Phase 10. Running the ITC front



Phase 11. Defending a multi-front campaign



Phase 12. Managing foreign counsel


Phase 13. The documents this checklist should leave behind

Ten documents. The first two decide whether the campaign should exist; the rest decide whether it is run competently.



Phase 14. A working timetable


A note on proportion

Most cross-border IP problems do not warrant this. A single infringing seller, a distributor exceeding its territory, or a supplier producing overruns are resolved by a demand letter, a customs recordation, and a platform takedown, at a cost measured in thousands rather than millions.

Run the full checklist where a genuine competitor sells an infringing product in markets that matter, has resources to defend, and has no interest in a licence.

Run Phases 1 and 2 always. The maps and the remedy statement take a week, cost almost nothing, and prevent the most expensive error available in this practice — which is filing in the wrong place for the wrong reason and discovering it two years later.



Phase 15. Working the matter in the opening example

Applied to the device company described above, the checklist produces a short and unglamorous answer.



A closing note

Nothing in this checklist is about who is right. The doctrines that decide a domestic case — infringement, validity, damages — are present here too, and they matter, but they are not what separates a campaign that works from one that consumes several million dollars and ends in the same place it started.

What separates them is a week of mapping, one paragraph stating the objective, one person owning consistency, one budget covering the whole campaign, and one settlement that names every forum.

Those five things are unglamorous, cheap, and almost always skipped, which is why the same failures recur across matters that otherwise have nothing in common.



Phase 16. Questions clients ask


Key Authorities at a Glance

| Authority | Proposition | Where it bites | |---|---|---| | 28 U.S.C. § 1782 | Discovery for foreign proceedings | Phase 4 | | Intel Corp. v. Advanced Micro Devices, Inc., 542 U.S. 241 (2004) | Elements and discretionary factors | Phase 4 | | ZF Automotive US, Inc. v. Luxshare, Ltd., 596 U.S. 619 (2022) | Private arbitration excluded | Phase 4 | | Société Nationale Industrielle Aérospatiale v. U.S. Dist. Court, 482 U.S. 522 (1987) | Hague Evidence Convention not exclusive | Phase 5 | | Volkswagenwerk AG v. Schlunk, 486 U.S. 694 (1988) | Domestic service on an affiliate | Phase 3 | | Water Splash, Inc. v. Menon, 581 U.S. 254 (2017) | Service by mail | Phase 3 | | Fed. R. Civ. P. 4 | Alternative service; Rule 4(k)(2) | Phase 3 | | Daimler AG v. Bauman, 571 U.S. 117 (2014) | General jurisdiction narrowed | Phase 3 | | Goodyear Dunlop Tires Operations, S.A. v. Brown, 564 U.S. 915 (2011) | At-home jurisdiction | Phase 3 | | Piper Aircraft Co. v. Reyno, 454 U.S. 235 (1981) | Forum non conveniens | Phase 3 | | Voda v. Cordis Corp., 476 F.3d 887 (Fed. Cir. 2007) | No foreign patent claims here | Phase 2 | | Abitron Austria GmbH v. Hetronic Int'l, Inc., 600 U.S. 412 (2023) | Lanham Act reaches domestic use | Phase 2 | | WesternGeco LLC v. ION Geophysical Corp., 585 U.S. 407 (2018) | Foreign losses from domestic infringement | Phase 2 | | 35 U.S.C. § 271 | Infringing acts; sections 271(f) and (g) | Phase 2 | | eBay Inc. v. MercExchange, L.L.C., 547 U.S. 388 (2006) | Discretionary injunctions | Phase 2 | | Microsoft Corp. v. Motorola, Inc., 696 F.3d 872 (9th Cir. 2012) | Anti-suit on a FRAND commitment | Phase 6 | | Gallo v. Andina Licores S.A., 446 F.3d 984 (9th Cir. 2006) | Permissive anti-suit standard | Phase 6 | | China Trade & Dev. Corp. v. M.V. Choong Yong, 837 F.2d 33 (2d Cir. 1988) | Restrictive anti-suit standard | Phase 6 | | 19 U.S.C. § 1337 | Exclusion orders | Phase 2 | | 28 U.S.C. § 1659 | Stay of the parallel district court action | Phase 2 | | 28 U.S.C. § 1400(b) | Patent venue | Phase 2 | | 9 U.S.C. § 201 | New York Convention | Phase 9 | | 28 U.S.C. § 4102 | SPEECH Act recognition bar | Phase 9 | | 19 U.S.C. § 1526 | Customs recordation | Phase 9 | | Fed. R. Civ. P. 26(c) | Protective orders | Phases 4 and 5 | | 18 U.S.C. § 1837 | Extraterritorial reach of the DTSA | Phase 2 |


The five things people get wrong

One: filing where the client sits. The complaint goes to the home district because that is where the general counsel is, rather than to the forum whose remedy would change the defendant's behaviour. Write the remedy statement first, and let it choose the forum. Everything expensive that follows is downstream of this one decision.

Two: missing the section 1782 window. The application is most valuable before the foreign proceeding hardens — while the targets are unprepared, the positions are unfixed, and the material has not been curated. It is routinely made a year late, against participants rather than non-participants, with requests broad enough to invite a successful motion to quash. File in week five, narrowly, against non-participants, with a foreign counsel declaration on receptivity.

Three: discovering the blocking statute after the order. Aérospatiale means a United States court will order production regardless of foreign objection, and the client is then choosing which law to break. Raise the conflict early, with evidence of foreign law, and propose a staged production — that is the sequence courts respond to, and it is unavailable once the order exists.

Four: contradicting yourself across forums. A broad claim construction in Germany, a narrow one in an inter partes review, and a valuation in a tax filing that is inconsistent with the damages model. All discoverable, all quoted, and all preventable by one person with a register and the authority to hold a filing. Nobody owns consistency unless it is assigned.

Five: settling one front. The leverage that was purchased over three years is spent in a single agreement that closes the United States case and leaves the German injunction, the Chinese action, and the ITC investigation running. Every release should name every forum, every entity, every right, and the whole world — and should contain its own arbitration clause, so that a breach produces something enforceable everywhere.


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This checklist is general information about United States intellectual property practice, not legal advice, and it does not create a lawyer-client relationship. Marksy is not a law firm. Cross-border disputes are governed by the law of every jurisdiction involved and by procedural rules that differ materially between forums. Retain qualified counsel in each relevant jurisdiction before acting.

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