Class 45 trademark for legal, security and personal services
Short answer
Class 45 covers legal services, security services, licensing of intellectual property, and personal and social services such as dating services and online social networking services. You file in class 45 when you sell these services under your brand; most offices charge an official fee per class.
Typical services in class 45
- legal services
- security services
- dating apps
- social networking
Official class heading, Nice Classification 12th edition
Legal services; security services for the physical protection of tangible property and individuals; dating services, online social networking services; funeral services; babysitting.
Often filed in class 45 by mistake
Filing in the wrong class leaves your real products unprotected and still costs the class fee. These belong elsewhere.
Typical conflicts for class 45 marks
Social and dating apps usually file classes 45, 9 and 42 together; legal service brands meet business services in class 35.
An office compares your mark with earlier marks for identical and related goods or services, not only within the same class. Run a trademark availability search to see the closest marks in class 45 and its neighbours, or order a clearance search before a launch.
Classes related to class 45
Frequently asked questions
- What does class 45 cover?
- Class 45 covers legal services, security services, licensing of intellectual property, and personal and social services such as dating services and online social networking services.
- Which classes are related to class 45?
- Offices often treat class 35 (advertising, business and retail) and class 42 (technology and SaaS) as related. Social and dating apps usually file classes 45, 9 and 42 together; legal service brands meet business services in class 35.
- How much does it cost to add class 45 to an application?
- As of 2026 the USPTO charges 350 USD per class, the EUIPO includes the first class in its 850 EUR basic fee and charges 50 EUR for a second class and 150 EUR for each further class, and the UK IPO charges 50 GBP for each class after the first. Fees are paid to the office.
- What does not belong in class 45?
- For business consulting, use class 35. For software platforms as SaaS, use class 42.
General information based on the Nice Classification, 12th edition, as of 2026. Offices decide the class of each item; this is not legal advice.