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# TrademarkClass

GraphQL object

A class of goods or services that a trademark can be registered in.

Reference: https://developer.tradespace.io/api-reference/types/objects/trademark-class

## Fields

- `code` — The trademark class's code.
- `createdAt` — The trademark class's creation date.
- `description` — The trademark class's description.
- `heading` — The trademark class's heading.
- `id` — The trademark class's unique identifier.
- `updatedAt` — The date the trademark class was last updated.

## Definition

```graphql
type TrademarkClass {
  code: String!
  createdAt: ISO8601DateTime!
  description: String
  heading: String!
  id: String!
  updatedAt: ISO8601DateTime!
}
```