A trademark assignment permanently transfers ownership of the mark — the assignee steps into the assignor's shoes and can use, enforce, or sell the mark. A trademark license leaves ownership with the licensor and grants the licensee only permission to use the mark under defined conditions. Get this distinction wrong and you risk an unenforceable agreement, or worse, an unregistered ownership change that leaves your brand exposed.
What a trademark assignment actually does
An assignment conveys the mark itself, including all goodwill attached to it. Under the Lanham Act (15 U.S.C. § 1060), a trademark assignment is void against a subsequent purchaser for valuable consideration without notice unless it is recorded with the United States Patent and Trademark Office (USPTO) within three months of the assignment date, or before the later assignment.
The assignment must transfer the goodwill of the business associated with the mark — not just the mark in isolation. Assigning a mark without goodwill is an "assignment in gross," which the federal courts have consistently held void. The assignee acquires nothing of legal value and the registration can be challenged and cancelled. The goodwill requirement is not merely procedural; courts look at whether the assignee continues to use the mark in connection with the same or substantially similar goods or services.
After execution, the assignee records the change with the USPTO's Assignment Division. The fee is currently $40 per trademark. The recordal creates constructive notice to third parties, which matters enormously if the mark is later sold again or becomes the subject of a priority dispute.
What a trademark license does — and the naked-license trap
A license lets one party (the licensee) use the mark while the licensor retains title. Software companies, franchisors, and retailers commonly license marks to subsidiaries, franchisees, and distributors rather than assigning them.
The central legal hazard in licensing is the naked-license doctrine. A trademark owner who licenses the mark without exercising quality control over the licensee's goods or services abandons the mark. The Ninth Circuit confirmed this principle in Barcamerica International USA Trust v. Tyfield Importers, Inc., 289 F.3d 589 (9th Cir. 2002), where a licensor's failure to supervise quality led the court to declare the mark abandoned. The mark was rendered unenforceable.
Quality control does not require micromanagement. Courts accept contractual warranties by the licensee as to quality standards, periodic inspections, or reliance on the licensee's existing quality program — provided the licensor actually monitors compliance rather than treating the clause as boilerplate. A licensor who signs a license and then ignores the licensee for years runs a real risk of abandonment.
Recording at the USPTO: assignments vs license recordal
Recording an assignment with the USPTO is critical, not optional. Under 15 U.S.C. § 1060(a), an unrecorded assignment is void against a subsequent assignee without notice who pays value and records first. The three-month window should be treated as a hard deadline.
Licenses do not carry the same recording requirement, but can be recorded voluntarily. Recorded licenses create public notice of the licensee's rights and can complicate future assignments or disputes about priority. Some licensees specifically negotiate for recordal to protect their investment.
For registered marks, the USPTO Assignment Center handles both assignments and license recordal. For unregistered (common law) marks, the assignment is typically documented in the agreement itself and evidenced through use — there is no federal registry for unregistered mark transactions, so geographic priority and date of use become key in any dispute.
Key differences at a glance
Ownership after execution. An assignment changes who owns the mark. The assignor no longer has rights and cannot use the mark unless the assignee grants a license back. A license leaves title with the licensor.
Duration. An assignment is permanent unless the parties include a reverter clause triggered by specific conditions. A license is inherently temporary — it runs for a defined term or terminates on breach, expiration, or the end of an underlying business relationship.
Goodwill requirement. Assignments require transfer of goodwill. Licenses have no goodwill-transfer requirement, but require quality control.
Recordal consequences. Failure to record an assignment within three months creates priority risk under the Lanham Act. Failure to record a license has no statutory penalty, though the unrecorded licensee may lose to a subsequent bona fide assignee without notice.
Sub-licensing. An assignee owns the mark outright and can license or re-assign it without restriction (unless the assignment agreement says otherwise). A licensee can sub-license only if the license agreement expressly grants that right.
When to use each structure
Choose an assignment when the transaction is a sale of the business or brand, a corporate restructuring (e.g., transferring marks from a founder to the company entity, or from a parent to a subsidiary that will carry the brand going forward), or when the original owner no longer intends to use the mark at all.
Choose a license when the owner wants to expand into new markets through a franchisee or distributor while keeping ultimate control of brand standards. Pharmaceutical companies, consumer goods brands, and technology companies routinely license rather than assign — the licensor's ongoing quality supervision is itself a commercial asset.
One structure that confuses both arrangements is a "license back." A company sells a mark by assignment and simultaneously takes back a license to continue using it. This is legitimate but requires careful drafting to ensure the assignment genuinely transfers goodwill and the license-back does not effectively undo the transfer.
What the agreement must include
A trademark assignment agreement should identify the mark (by registration number if registered, or by a clear description if not), the goods or services covered, the territory, any associated registrations or applications, and an express recital that goodwill is being transferred. The goodwill recital is not ceremonial language — it is the element that distinguishes a valid assignment from an unenforceable assignment in gross.
A trademark license agreement should spell out the scope of permitted use, quality control standards and audit rights, territory, term and renewal conditions, royalty structure if applicable, and what happens to sub-licensees and materials bearing the mark upon termination.
Forms-legal.com provides a free trademark assignment agreement template for the United States that covers the goodwill recital, USPTO recordal language, and representations about the mark's validity — the three elements most commonly missing from informal agreements.
Common mistakes that create post-closing problems
Omitting the goodwill recital is the most common error in assignments. Even experienced parties sometimes strip a form down to its bare commercial terms and delete the goodwill language as redundant. Courts have voided assignments on exactly that basis.
In licenses, the second most common error is relying on a general quality-control clause that the licensor never actually enforces. Courts in the Seventh and Ninth Circuits have found abandonment even when a license contained quality-control provisions, because the licensor had no practical program for exercising that control. The clause must describe a real mechanism — audit rights, approval of product samples, approval of marketing materials, annual reporting — and the licensor must use it.
Failing to record an assignment at the USPTO in time is the third recurring mistake. Parties often close a deal, congratulate themselves, and file the paperwork months later. The three-month window under 15 U.S.C. § 1060 runs from the date of the assignment agreement, not from the date someone remembers to file.
A note on intent-to-use applications
If the mark has not yet been used in commerce and was filed on an intent-to-use basis under 15 U.S.C. § 1051(b), assignment restrictions are stricter. An ITU application can only be assigned along with the business to which the mark pertains prior to filing a Statement of Use. Attempting to assign an ITU application without the associated business prior to use is prohibited. This catches startups that file marks early and then attempt to sell them to a different company before launch.
Once a Statement of Use or Amendment to Allege Use has been accepted, the mark can be assigned more freely — but the goodwill requirement still applies.
Whether you are buying a brand outright, granting a franchisee rights to a name, or reorganizing a corporate structure, the choice between assignment and license carries real legal weight. An assignment without goodwill transfer is void. A license without quality control can destroy the mark entirely. Both outcomes are avoidable with a correctly drafted document and timely USPTO recordal.
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This article is general information, not legal advice — see our accuracy & editorial policy. Confirm the cited law is current before relying on it.