TTAB Opposition Filing Checklist

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A notice of opposition is a federal complaint on a thirty-day fuse, and most of what goes wrong with one goes wrong before a word of the pleading is drafted. This checklist runs the filing in eleven phases: confirming the publication date from the Official Gazette rather than a watch alert, laddering the extensions that buy up to 180 days, deciding whether the Board is the right forum at all, naming an opposer that can prove entitlement under Lexmark and Corcamore, building the priority record, choosing grounds you will still want in eighteen months, drafting to the Iqbal standard, attaching the one document that is actually evidence, completing the ESTTA cover sheet that counts as part of the pleading, paying $600 per class per opposer, and working the ten weeks between institution and the discovery conference. Every deadline carries its rule cite, the fee table is current, and the Section 66(a) rules that lock your grounds at the moment of filing get their own treatment. One invented matter — Ashcombe Cider Works opposing ASHCOMB in two classes off a 3 March 2026 publication — carries real dates and real arithmetic through every phase. The three traps that cost the most money are here as well: docketing from the alert instead of the Gazette, underpaying the per-class fee, and attaching exhibits that 37 C.F.R. § 2.122(c) says are not evidence at all.

IP and Technology > Trademarks | Checklist | Published 15 January 2026 - Updated 30 July 2026 | Casey Scott McKay - marksy.us

Summary. Deadlines, grounds, and exhibits — the ordered set of actions that gets a notice of opposition drafted, funded, filed, and instituted without a fatal defect. Eleven phases, from reading the publication date off the Official Gazette through laddering extensions to the 180-day ceiling, testing the forum choice, naming an opposer with entitlement, building priority, selecting grounds, drafting, attaching the status-and-title copy, completing the ESTTA cover sheet, paying the per-class fee, and running the first ten weeks after institution. Current TTAB fees, every rule cite, the Madrid Section 66(a) rules that freeze your grounds at filing, and the counterclaim exposure you invite by pleading your own registration. An Oregon cider maker opposing a Nashville beverage company is carried through every phase with real dates and real money.

Keywords: ttab opposition · notice of opposition · estta filing · official gazette publication · thirty-day opposition period · extension of time to oppose · 15 u.s.c. 1063 · 37 c.f.r. 2.101 · 37 c.f.r. 2.104 · entitlement to a statutory cause of action · du pont factors · section 66(a) madrid opposition · status and title copy · compulsory counterclaim · institution order · answer deadline · opposition filing fee · priority evidence · letter of protest · b&b hardware preclusion


What this checklist is for

Use this checklist to make sure nothing is missed. Every item below matters, because an opposition is the rare federal pleading with a hard external clock that nobody will extend for you after the fact. The Board has no equivalent of Rule 6(b) relief once the statutory window closes: if the thirty days run, the registration issues, and your only remaining instrument is a petition for cancellation under 15 U.S.C. § 1064 with a shorter menu of grounds.

Three things decide an opposition, and the stub of this document named them years ago: deadlines, grounds, and exhibits. The deadlines are unforgiving and arithmetic. The grounds are a strategic choice you make once and largely live with. The exhibits are a trap, because almost nothing you attach to the pleading is evidence.

Who should use it. The associate or paralegal who owns a watch docket; in-house counsel deciding whether a competitor's published application is worth $600 a class; solo practitioners filing their first ESTTA opposition; and anyone handed a matter on day 24 of a thirty-day window.

What you'll need before you start.

What this checklist does not do. It does not teach the doctrine underneath. The strategy — when to oppose at all, how the Board treats a weak mark, how a case gets tried — is developed at length in How to File a Notice of Opposition, and the surrounding practice sits in the TTAB Practice Toolkit. If you are still choosing between proceedings, read TTAB Proceedings: Opposition vs. Cancellation first. This document is the work order.

The matter carried through every phase

Ashcombe Cider Works, LLC, of Hood River, Oregon, presses hard cider and runs a taproom. It owns Reg. No. 5,908,431 for ASHCOMBE in standard characters, registered 6 April 2021, Class 33 (hard cider), and it has used ASHCOMBE ORCHARD continuously for taproom and restaurant services since May 2017 without ever registering it.

On Tuesday, 3 March 2026, the Official Gazette publishes Serial No. 98/611,204, ASHCOMB in standard characters, filed 3 February 2025 under Section 1(b) by Ashcomb Beverage Group, Inc. of Nashville, Tennessee, in Class 32 (non-alcoholic malt beverages) and Class 43 (bar and taproom services). Ashcombe's watch service delivers the alert on 9 March. Nobody opens it until 17 March.

The phases at a glance

| Phase | Name | Output | |---|---|---| | 1 | Fix the window from the Gazette | A verified, double-computed deadline sheet | | 2 | Buy time before you decide | Extension filed, ladder docketed | | 3 | Test the forum | A written recommendation the client signs | | 4 | Name the opposer, plead entitlement | Correct legal name, entity, domicile | | 5 | Build the priority package | Dated proof of rights that predate the applicant | | 6 | Choose the grounds | A short list you can still prove in month twenty | | 7 | Draft the pleading | Numbered counts that survive a Rule 12(b)(6) motion | | 8 | Assemble the attachments | Status-and-title copies, and nothing else | | 9 | Complete ESTTA and price it | Cover sheet matching the pleading, fee paid in full | | 10 | File and prove you filed | ESTTA receipt, TTABVUE confirmation, file copy | | 11 | Work the first ten weeks | Institution order calendared, conference held |


Phase 1 — Fix the window from the Official Gazette


Phase 2 — Buy time before you decide anything

| Step | Length | Standard | Fee (per application) | Rule | |---|---|---|---|---| | First request — option A | 30 days | Granted on request | $0 | 37 C.F.R. § 2.102(c)(1) | | First request — option B | 90 days | Good cause shown | $200 | 37 C.F.R. § 2.102(c)(1) | | After a 30-day extension | 60 more days | Good cause shown | $200 | 37 C.F.R. § 2.102(c)(2) | | Final request (after 90 days total) | 60 days | Applicant's written consent | $400 | 37 C.F.R. § 2.102(c)(3) |

Trap. The final sixty-day extension requires the applicant's written consent. If you plan to use it, ask for it in week eight, not on day 118. An applicant who has watched you extend twice has every reason to refuse and force you to file or fold.


Phase 3 — Test the forum before you spend the filing fee


Phase 4 — Name the opposer correctly and plead entitlement


Phase 5 — Build the priority package before you draft


Phase 6 — Choose grounds you will still want in month twenty

| Ground | Authority | What it costs you to prove | |---|---|---| | Likelihood of confusion | 15 U.S.C. § 1052(d) | Priority plus the du Pont factors | | Merely descriptive / deceptively misdescriptive | 15 U.S.C. § 1052(e)(1) | Dictionary, third-party use, applicant's own copy | | Primarily geographically descriptive or deceptive | 15 U.S.C. § 1052(e)(2)–(3) | Goods/place association evidence | | Primarily merely a surname | 15 U.S.C. § 1052(e)(4) | Census and directory evidence | | Genericness | 15 U.S.C. §§ 1052(e)(1), 1064(3) | Primary significance to the relevant public | | Functionality | 15 U.S.C. § 1052(e)(5) | Utility patents, advertising touting, alternatives | | False suggestion of a connection | 15 U.S.C. § 1052(a) | Fame of the name or institution | | Name of a living individual without consent | 15 U.S.C. § 1052(c) | Identification plus absence of consent | | Dilution by blurring or tarnishment | 15 U.S.C. §§ 1063(a), 1125(c) | General-public fame before the priority date | | No bona fide intent to use | 15 U.S.C. § 1051(b) | Absence of documentary corroboration | | Non-use as of the claimed date | 15 U.S.C. §§ 1051(a), 1127 | Specimen and sales discovery | | Fraud on the Office | 15 U.S.C. § 1064(3) | Clear and convincing intent to deceive |


Phase 7 — Draft the notice of opposition

Practice tip. Draft the Section 2(d) count around the recitations, not the marketplace. The Board reads "bar services" to include every bar, in every price tier, in every channel. Applicants who insist their product is craft-only and yours is mass-market are arguing facts the Board is not permitted to consider. A drafting model with annotations is in the Notice of Opposition — Template.


Phase 8 — Assemble the attachments, and attach almost nothing


Phase 9 — Complete the ESTTA cover sheet and pay the right fee

| Filing | Fee | Basis | |---|---|---| | Notice of opposition | $600 | Per class, per opposer | | Petition for cancellation | $600 | Per class, per petitioner | | First 30-day extension to oppose | $0 | Per application | | 90-day or additional 60-day extension (good cause) | $200 | Per application | | Final 60-day extension (consented) | $400 | Per application | | Letter of protest | $50 | Per submission | | Ex parte appeal | $225 | Per class |


Phase 10 — File, verify, and docket


Phase 11 — Work the first ten weeks after institution

| Event | Default timing | Ashcombe (institution 1 July 2026) | |---|---|---| | Answer due | Institution + 40 days | 10 August 2026 | | Discovery conference deadline | Institution + 70 days | 9 September 2026 | | Discovery opens | Same day as the conference deadline | 9 September 2026 | | Initial disclosures | 30 days after discovery opens | 9 October 2026 | | Expert disclosures | 30 days before discovery closes | 6 February 2027 | | Discovery closes | 180 days after it opens | 8 March 2027 |


Common Mistakes

  1. Docketing from the watch alert rather than the Official Gazette. No tolling, no petition, no cure. 15 U.S.C. § 1063(a).
  2. Letting the free thirty days lapse while the client "thinks about it." It costs nothing and buys a month. File it the day the file opens.
  3. Opposing fewer classes than the client cares about. Unfixable after the window. 37 C.F.R. § 2.107(a).
  4. Treating a Section 66(a) application like an ordinary one. Grounds and goods lock at filing, the ESTTA form defines the scope, and paper filings are refused outright. 37 C.F.R. §§ 2.102(a)(1), 2.107(b).
  5. Omitting the status-and-title printout. One page under 37 C.F.R. § 2.122(d)(1) is the difference between a registration in evidence and a registration you must remember to offer in month twenty.
  6. Attaching the evidence to the pleading. It is not evidence. 37 C.F.R. § 2.122(c). All you have done is disclose your case early.
  7. Pleading a registration you have not audited. You have just made an attack on your own asset a compulsory counterclaim. 37 C.F.R. § 2.106(b)(3)(i).
  8. Pleading dilution without general-public fame. Coach Services, 668 F.3d at 1373. It adds discovery, invites summary judgment, and telegraphs a weak § 2(d) count.
  9. Pleading fraud because the applicant seems dishonest. In re Bose, 580 F.3d at 1245 requires deceptive intent, proven clearly and convincingly.
  10. Underpaying the fee. ESTTA will not accept a short opposition, and the lowest-numbered classes eat the money first. 37 C.F.R. § 2.101(d).
  11. Assuming five extra days for email service. There are none. 37 C.F.R. § 2.119(c).
  12. Withdrawing after the answer without consent. With prejudice, permanently. 37 C.F.R. § 2.106(c).
  13. Filing at the Board when the client wants sales stopped. The Board cannot order it. Fifteen minutes with Federal Court vs. TTAB saves six figures.

Deadlines at a Glance

| Deadline | Length | Runs from | Authority | |---|---|---|---| | Notice of opposition | 30 days | Publication in the Official Gazette | 15 U.S.C. § 1063(a); 37 C.F.R. § 2.101(c) | | First extension (free) | +30 days | Publication | 37 C.F.R. § 2.102(c)(1) | | First extension, good cause | +90 days | Publication | 37 C.F.R. § 2.102(c)(1) | | Additional extension, good cause | +60 days | End of the 30-day extension | 37 C.F.R. § 2.102(c)(2) | | Final extension, consented | +60 days | End of the 90-day total | 37 C.F.R. § 2.102(c)(3) | | Absolute ceiling | 180 days | Publication | 37 C.F.R. § 2.102(c) | | Letter of protest, post-publication | 30 days | Publication | 37 C.F.R. § 2.149 | | Answer | 40 days | Institution order | 37 C.F.R. § 2.106(a); TBMP § 310.03 | | Discovery conference | 70 days | Institution order | 37 C.F.R. § 2.120(a) | | Initial disclosures | 30 days | Opening of discovery | 37 C.F.R. § 2.120(a)(3) | | Discovery period | 180 days | Opening of discovery | 37 C.F.R. § 2.120(a)(3) | | Weekend/holiday rollover | Next business day | — | 37 C.F.R. § 2.196 |

What I would actually do. File the free extension the hour the file opens, before any analysis at all. Spend those thirty days investigating rather than drafting, because an opposition built on facts you have is worth five built on facts you assume. Over-plead classes and under-plead grounds. Pull the status-and-title copy the morning of filing and attach nothing else. Audit your own registrations before you name them. Put the identification restriction you actually want into the pleading as a Section 18 alternative, so the settlement conversation starts where you want it to end. And tell the client in writing, before institution, that day 41 closes the exit.


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