Trademark Dictionary
Absolute Grounds for Refusal
Legal reasons based on the nature of the mark itself that prevent registration (e.g., being descriptive, generic, or deceptive).
Assignment
The transfer of ownership of a trademark from one party to another. This must be recorded with the relevant trademark office to be enforceable.
Class (Nice Classification)
An international classification system (1–45) for goods and services. Applicants must identify the classes relevant to their business when filing a trademark.
Collective Mark
A trademark used by members of a collective group or organization to indicate membership or standards, e.g., a trade association.
Common Law Trademark
Trademark rights acquired through actual use in commerce, even without formal registration. Common in the U.S. and some other jurisdictions.
Confusing Similarity
A test applied during examination or opposition to assess whether a proposed mark is too similar to an existing one, potentially causing confusion among consumers.
Design Mark (Logo Mark)
A trademark that consists of a logo, symbol, stylized wording, or graphic element. Also known as a figurative or device mark.
Descriptive Mark
A mark that directly describes a characteristic or quality of the product or service. Descriptive marks are generally not registrable unless they have acquired distinctiveness.
Dilution
A legal doctrine protecting famous trademarks from use that would weaken their uniqueness or harm their reputation, even without confusion.
Distinctiveness
The quality that allows a trademark to identify goods/services as originating from a particular source. It can be inherent or acquired through use.
Figurative Mark
A trademark made up of non-verbal elements like images, icons, or stylized text. Synonymous with design mark.
Generic Term
A word that refers to the common name of goods or services (e.g., “apple” for fruit). Cannot be protected as a trademark.
Geographical Indication (GI)
A sign used on products with a specific geographical origin and qualities or reputation due to that origin (e.g., Champagne, Roquefort).
Goods and Services Description
A clear specification of the products or services the trademark is intended to cover. Must align with the Nice Classification.
Infringement
Unauthorized use of a registered or common law trademark in a way that causes consumer confusion or damages the mark’s value.
Intent-to-Use Application (ITU)
A U.S. trademark application filed before actual use, asserting a bona fide intention to use the mark in commerce.
Madrid System
An international system for trademark registration administered by WIPO, allowing a single application to protect a mark in multiple countries.
Mark
A symbol, word, phrase, logo, design, or combination thereof used to distinguish the goods or services of one party from others.
Opposition
A formal challenge to a trademark application by a third party after publication, usually on grounds of likelihood of confusion or prior rights.
Passing Off
A common law tort in some jurisdictions (e.g., UK) where one party misrepresents its goods/services as those of another, even without a registered mark.
Principal Register (USPTO)
The main register in the U.S. that provides full trademark protection, including presumption of validity and nationwide enforcement.
Priority Claim
The right to claim the filing date of an earlier application filed in another country under international treaties (e.g., Paris Convention).
Registration Certificate
An official document issued by a trademark office confirming the registration of a trademark.
Relative Grounds for Refusal
Refusal based on conflict with earlier existing trademarks or rights. Often arises during examination or opposition.
Service Mark
A type of trademark used to identify services rather than goods. The legal treatment is generally the same as for trademarks.
Specimen of Use
An example showing how the trademark is actually used in commerce (e.g., labels, advertisements, website screenshots). Required in U.S. filings.
Suggestive Mark
A mark that hints at qualities or characteristics without directly describing them. Suggestive marks are inherently registrable.
Trade Dress
The visual appearance of a product or its packaging that signifies the source of the product. Can be protected under trademark law if distinctive.
Trademark
A legal right that protects a sign, word, symbol, or design identifying the source of goods or services and distinguishing them from others.
Trademark Clearance Search
A search conducted before filing to ensure that a proposed mark does not conflict with existing trademarks. Helps reduce risk of refusal or opposition.
Trademark Symbol (™)
Used to indicate a claimed trademark that has not yet been registered. Offers informal notice of rights.
Trademark Registration Symbol (®)
Used only with a mark that has been officially registered. Offers legal benefits and enforces statutory protection.
Trademark Trial and Appeal Board (TTAB)
A U.S. body that handles appeals and disputes over USPTO trademark decisions, including oppositions and cancellations.
Use in Commerce
The legal requirement that a mark must be used on goods or services sold or transported across state or national boundaries to qualify for registration.
Well-Known Mark
A mark that is famous or widely recognized. May receive broader protection, even if not registered in every class or country.
Word Mark
A trademark that consists only of text, words, or letters, without any special styling or graphical design. Protection covers all visual variations of the text.