Can I sue if someone uses my trademark name?

Asked by: Donny Collier  |  Last update: May 26, 2026
Score: 4.8/5 (18 votes)

Yes, you can sue if someone uses your trademark name without permission, as this is trademark infringement, but you'll need to prove ownership, priority (you used it first or have a registered mark), and that their use is likely to confuse consumers about the source of goods/services, with common first steps being a cease-and-desist letter before a lawsuit in federal or state court.

Can you sue someone for using your trademark name?

A trademark owner who believes its mark is being infringed may file a civil action (i.e., lawsuit) in either state court or federal court for trademark infringement, depending on the circumstances. However, in most cases, trademark owners choose to sue for infringement in federal court.

What to do if someone is using my trademark?

If someone is using your trademark without your permission, your first step is to send them a cease-and-desist letter. The letter provides that person – the infringer – notice of your trademark and demands that use of the trademark stop within a set amount of time (often five business days).

What happens if someone is using my domain name?

Often, WIPO will order the transfer of a domain if the owner is able to show that the name is identical or confusingly similar to terms the owner has rights to, the person who owns it has no rights to the domain name, and the name was registered and is being used in bad faith.

Do you get paid if someone uses your trademark?

Yes, if you find someone infringing on your trademark, one of the options you have is to approach them and propose they sign a trademark license agreement and pay you royalties for the use of the trademark. Trademark royalties are usually a percentage of the revenue generated by the trademark.

What to do if someone uses my trademark?

34 related questions found

How common are trademark lawsuits?

How Many Trademark Infringement Lawsuits Were Filed in 2020? In 2020, there were 11,941 trademark infringement lawsuits filed in the United States. This figure illustrates the significant number of disputes that reach the litigation stage, emphasizing the aggressive stance businesses take to protect their trademarks.

What is the 3 month rule for copyright?

The "copyright 3 month rule" in the U.S. refers to a key deadline for copyright owners: registering their work with the U.S. Copyright Office within three months of its first publication makes them eligible for significant benefits, including statutory damages and attorney's fees in infringement lawsuits, a remedy not available if registration occurs after infringement begins (unless within that three-month window). It's a strong incentive to register early, though copyright protection exists automatically upon creation, this timely registration unlocks powerful legal remedies.
 

What happens if someone trademarks my domain name?

The Legal Information Institute defines cybersquatting as the bad faith registration of another party's trademark-protected domain name. If the other party continues to use the mark or domain name in question, they may be violating the Anti-Cybersquatting Consumer Protection Act (ACPA).

Who legally owns a domain name?

Registrar: an organisation that performs registrations, often an Internet Service Provider. Registrant: the current "owner" of a domain. Your business MUST be the Registrant. Individuals can register domains, too, if a website is not used for trade, but make sure YOUR BUSINESS is the registrant.

What is domain hijacking?

Domain hijacking is when an attacker takes control over a domain name, typically through social engineering. A domain name is the unique, easy-to-remember address used to connect users to websites, and the foundation upon which an organization's public-facing Internet identity is built.

Is it worth suing for copyright infringement?

Is it worth suing? If the infringing work was successful, you have a good idea of how the potential defendant accessed your work, and the infringing work copied a significant part of your work, it is probably worth suing for copyright Infringement.

What is the rule 47 of trademark rules?

Under Rule 47 of the Trade Marks Rules, 2017, the opponents can file evidence in reply to rebut or to deal with the evidence filed by the applicants under Rule 46 and if the opponents do not file its reply under Rule 47, the Registrar of Trade Marks may consider that the averments made and documents relied upon by the ...

Can you sue for someone using your business name?

A trade name identifies the business entity itself, while a trademark protects the brand or product name used in commerce. Can I sue someone for using a similar business name? Yes, if the name causes consumer confusion or harms your business, you may have grounds for legal action based on trade name infringement.

How much does it cost to sue someone for trademark infringement?

Key Takeaways. The Average cost of a trademark infringement lawsuit ranges from $120,000 to $750,000. Key expenses include attorney fees, court costs, and damages. Strategies can help manage and reduce litigation costs.

Is it worth suing for defamation?

Suing for defamation can be worthwhile if you suffered significant, quantifiable harm (like lost income or career opportunities) from a false statement, have strong evidence, and are prepared for the costly, intrusive legal process, especially if informal resolution failed; however, for minor lies, it's often better to let them fade, as defamation suits demand proof of real damages and can involve public scrutiny of your own life, notes. 

What proof do you need to sue for harassment?

To sue for harassment, you need to provide credible evidence showing a pattern of severe or pervasive offensive conduct (or a single severe incident) that creates a hostile environment, proving the behavior's impact on you, even without witnesses, through detailed documentation, communications, recordings, witness testimony, and medical records. Key evidence includes dated notes of incidents, texts/emails, recordings, and corroborating testimony from others who observed the behavior or its effects. 

What to do if someone owns your domain name?

If the domain name you feel entitled to is in the hands of others, you can go through the Registrar for that domain to prove your entitlement.

How can I tell who owns my domain name?

The Whois database can provide you with details such as a domain's current owner, its availability and its expiration date. With Whois info, you'll be able to check who owns a domain, find the domains that are right for you, and get one step closer to securing them.

Can a domain be traced?

Reverse engineering with public data

More advanced users can find domain ownership clues through public technical data. Try searching the domain's IP address using a tool like ViewDNS.info, which may reveal other websites hosted on the same server — and sometimes pointing back to the same owner.

Can I sue if someone uses my trademark?

To support a trademark infringement claim in court, a plaintiff must prove that it owns a valid mark, that it has priority (its rights in the mark(s) are "senior" to the defendant's), and that the defendant's mark is likely to cause confusion in the minds of consumers about the source or sponsorship of the goods or ...

Is it better to trademark or LLC?

An LLC protects personal assets from business liabilities (legal structure), while a trademark protects brand identity like names, logos, and slogans from copycats (intellectual property); they serve different roles, with an LLC forming the business foundation and a trademark safeguarding its brand, often used together for comprehensive business protection. Forming the LLC first offers a legal entity, but registering the trademark first secures brand rights earlier, with many recommending an availability search before either.
 

How to dispute domain name ownership?

To invoke the policy, a trademark owner should either (a) file a complaint in a court of proper jurisdiction against the domain-name holder (or where appropriate an in-rem action concerning the domain name) or (b) in cases of abusive registration submit a complaint to an approved dispute-resolution service provider ( ...

How serious is copyright infringement?

Criminal Penalties For Copyright Infringement

Willful copyright infringement can also result in criminal penalties such as up to five years in prison and fines of up to $250,000 per offense.

What is proof of copyright ownership?

In practical terms, a copyright registration certificate serves as key evidence in court. The registration form, along with the deposited copy of your work, acts as definitive proof of your authorship and ownership as of the date specified in the certificate.

Is 7 years copyright?

As a general rule, for works created after January 1, 1978, copyright protection lasts for the life of the author plus an additional 70 years.