Class 45 · Services
Trademark class 45: Legal & security services
Class 45 covers legal & security services. There are 208,065 US trademark records in this class — here's who files in it, what state they're in, and how to search it.
Last updated Updated daily from USPTO data
At a glance
Who files in class 45
Registration status
Owner country
Status and country distributions are facet counts across the class, refreshed daily.
Registered marks in class 45
| Mark | Owner | Serial |
|---|---|---|
| OAKSTONE LAW PL | Oakstone Law, PL | 87159674 |
| NEXTHREAT | Nexthreat LLC | 87159976 |
| WILD WHIRLED MUSIC | Whirled Music Publishing, Inc. | 87161089 |
| RAIN LAW FIRM | Rain Law Firm LLC | 87163985 |
| EDADVANCE | EdAdvance | 87169697 |
| H LAW | Joshua J. Hertz P.A. | 87169726 |
Searching class 45 from the API
Scope any search to this class:
curl "https://api.markbase.co/search?q=acme&international_code=45"
Or screen a proposed name against just this class before you commit to it:
curl "https://api.markbase.co/clearance?mark=yourbrand&class=45"
Browse all 45 classes to find the ones matching what you sell.
Screen a name in class 45
No key needed on the free tier — check your brand against this class right now.
Frequently asked questions
What does trademark class 45 cover?
Class 45 covers legal & security services. It is one of the 45 Nice Classification classes and sits in the services range (35–45).
How many trademarks are registered in class 45?
Markbase's index currently holds 208,065 US trademark records in class 45, counted from the USPTO's daily bulk data across both live and dead marks.
Do I need to file in class 45?
Only if your actual goods or services fall within legal & security services. Each class is a separate USPTO filing fee, and rights are generally limited to the classes you register in.
How do I check if a name is taken in class 45?
Call the clearance endpoint scoped to the class: GET /clearance?mark=yourname&class=45. It returns existing marks ranked by similarity with a risk level, so you can screen a name before committing to it.