A trademark preliminary injunction has an odd rhythm: a few days of frantic work, a hearing that may decide the whole dispute, and months afterward of living with the order. The mistakes that cost the most tend to be small ones made early, such as a forwarded email nobody acted on, a bond nobody asked for, or a good fact filed under the wrong heading.

How to use this checklist

Print it and keep it in the file. Phases 1 through 5 are for the movant, the party seeking the injunction. Phases 6 and 7 are for the opponent. Phases 0 and 8 through 11 are for both. Each item names the authority behind it. Note: lines add a practical point, and red flags mark the errors that have actually sunk motions in reported cases.

For the doctrine, read Trademark Preliminary Injunctions After the Trademark Modernization Act: The Presumption of Irreparable Harm and the Delay Trap. For the step-by-step narrative with examples, read Winning or Opposing a Trademark Preliminary Injunction: A Practical Guide. For fillable papers, use Trademark Injunction Toolkit: Evidence Declarations, Proposed Orders, and Delay Chronologies.

Local rules and individual judges' standing orders control many of the mechanics. Check them first, because this list can't.

Phase 0: Triage (both sides, first day)

Red flag: Assuming the presumption settles irreparable harm. Under Nichino America, Inc. v. Valent U.S.A. LLC, 44 F.4th 180 (3d Cir. 2022), a slight evidentiary showing makes it disappear.

Phase 1: Movant, stop the clock from hurting you

Red flag: A complaint filed fast, then silence. In Wreal the Eleventh Circuit described a plaintiff moving with the urgency of someone on a "meandering evening stroll." Filing doesn't stop the clock. The motion does.

Red flag: An internal "not worth it yet" email from the first month. Find it now, and be ready to explain it in your opening papers.

Phase 2: Movant, the merits record

Phase 3: Movant, the harm record (independent of the presumption)

  • Prepare a harm declaration for the opening papers. After rebuttal, the plaintiff must produce evidence of harm, as Nichino holds. A reply brief may be too late.
  • Separate confusion evidence from harm evidence. Herb Reed Enterprises, LLC v. Florida Entertainment Management, Inc., 736 F.3d 1239 (9th Cir. 2013) held that an email showing a customer's confusion didn't show irreparable harm.
  • Identify the concrete loss of control. Examples include a quality or safety gap, complaints blaming your brand, and dealer or retailer reactions. Note: Gilead credited harm to goodwill among patients and healthcare providers. Test the defendant's goods if you can.
  • Offer evidence a judge could rely on even without the presumption. InSinkErator found an error about the presumption harmless because lost shelf space and contract bidding showed likely harm anyway.
  • Explain why money won't fix it. The opinion in Herb Reed asks whether legal remedies are inadequate in this case, not in trademark cases generally.
  • Screen your own files for statements that money would be enough. Look for license offers, sale discussions, and damages estimates. Total90 shows the risk.
  • Screen for uneven enforcement. Prepare to explain any similar uses you tolerated.
  • Confirm a likely repeat of the harm. Irreparable harm must be imminent. Wreal and Ultra Marine both say so.

Phase 4: Movant, vehicle and filing

Red flag: Telling the court the defendant might leave town with the goods, with nothing more. Reno Air rejected that kind of showing and vacated the contempt sanctions that followed.

Phase 5: Movant, the survey decision

Phase 6: Opponent, first days

  • Read any TRO and comply at once. To challenge an ex parte order, move to dissolve under Rule 65(b)(4), on two days' notice or shorter.
  • Calendar the hearing, opposition date, and answer date.
  • Preserve first, then change. Capture listings before altering them.
  • Notify insurers. Check advertising injury coverage and notice terms.
  • Gather knowledge evidence. Include emails from the plaintiff, trade show contact, prior letters, press, and the plaintiff's watch notices if discoverable. Ultra Marine turned on an invoice and a site visit.
  • Interview the person who chose the name. Collect the clearance file. See The Shield of Good Faith: How Trademark Clearance Searches, Attorney Opinions, and USPTO Approval Protect Against Willful Infringement Claims before you rely on counsel's opinion.
  • Quantify the cost of an injunction with documents. Include inventory, printing, contracts, and marketing.
  • Seek limited expedited discovery. Fed. R. Civ. P. 26(d)(1) requires a court order or agreement. Ask for the plaintiff's first-knowledge documents and harm evidence.
  • Consider a stipulated standstill or narrow consent order. It can save your budget for the merits.

Phase 7: Opponent, the opposition

  • Attack likelihood of success first. With no such finding, the presumption is never triggered, as Total90 and Nichino both state.
  • Label the rebuttal section clearly, under irreparable harm. AK Futures treated a cessation argument as waived because it was made on another issue.
  • Use affirmative evidence. Nichino holds that pointing to a lack of actual confusion evidence does not meet the production burden.
  • Argue that the burden is one of production only. See Fed. R. Evid. 301 and Nichino. Note: Check whether your circuit has adopted that framework. Whirlpool cites it, but many courts simply apply the statute.
  • Argue delay under its own heading, and don't rest on prejudice. Prejudice belongs to laches, under footnote 19 in Gilead. A shorter delay may defeat urgency without satisfying laches, according to Citibank.
  • Consider curing what you can before the hearing. In Diamonds Painting, Inc. v. CC Brand Holdings, LLC, No. 26-cv-3900 (E.D.N.Y. July 21, 2026), delay plus substantial remedial changes rebutted the presumption, and the court refused to apply the mootness standard for voluntary cessation.
  • Develop any other rebuttal facts. Buyer sophistication (Nichino), proven coexistence, and real cessation are the main candidates. Note: Whirlpool rejected coexistence and delay arguments first raised on appeal without factual support. Put them in the record now.
  • If the court is using a "serious questions" test, argue the presumption is not triggered. The statute says "likelihood of success." This is an open point, and you should present it as such.
  • Dissect the plaintiff's harm declarations. Herb Reed rejects platitudes.
  • Argue the equities with numbers. Nichino credited millions in lost sales while the defendant sought a new trademark. But Whirlpool called purely financial harms "presumptively reparable," so also explain non-monetary harm, such as loss of accounts.
  • Address public interest specifically. Gilead rejected a low-price argument because it assumed the goods were genuine.
  • If you use a disclaimer, prove it works. Under Weight Watchers, the party offering it bears the burden.
  • Consider a counterclaim. Think about cancellation under 15 U.S.C. § 1119 and fair use, as discussed in Asserting or Defeating a Trademark Fair Use Defense: A Practical Guide.

Red flag: "The plaintiff waited too long," with no dates or exhibits. Evidence wins this argument, and a table of dates helps the court adopt it.

Phase 8: Bond (both sides)

Phase 9: The order (both sides)

Phase 10: The hearing

  • Ask the court whether it will hear witnesses. Fed. R. Civ. P. 43(c) allows decisions on affidavits or oral testimony. Identify any facts you consider materially disputed.
  • Remember that the evidence carries forward. Admissible hearing evidence becomes part of the trial record under Rule 65(a)(2).
  • Prepare to address hearsay. The court may consider it, under Levi Strauss and Flynt Distributing Co. v. Harvey, 734 F.2d 1389 (9th Cir. 1984). Its weight is another matter.
  • Prepare the timeline witness for cross-examination. Three questions: when did you learn, what did you do next, and what can't money fix?
  • Bring physical samples and marketplace views. Display them as buyers see them, including on a phone.
  • Have bond evidence in the room. Mead Johnson indicates a judge should tell parties that bond will be addressed, but don't count on the reminder.
  • Be ready for a consolidation proposal. Rule 65(a)(2) allows the court to advance the trial.

Phase 11: After the ruling

Deadlines and time limits

Item Limit Source
Ex parte TRO Up to 14 days; one like extension for good cause, or longer by consent Rule 65(b)(2)
Motion to dissolve an ex parte TRO 2 days' notice to the movant, or shorter as set Rule 65(b)(4)
Seizure hearing 10 to 15 days after the order, absent good cause or consent § 1116(d)(10)
Compliance report 30 days after service, if ordered, or as extended § 1116(a)
Notice of appeal 30 days generally FRAP 4(a)(1)(A)
Delay No fixed limit; see table in the companion article Citibank, Wreal, Gilead

Local rules can shorten or add to these, and opposition deadlines are often set by order.

This checklist is general information for orientation and doesn't replace advice about a specific dispute.

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