### Question
How does the law define registered mark?


### Answer
Under *15 U.S.C. § 1127*, **registered mark** is defined as:

> a mark registered in the United States Patent and Trademark Office under this chapter or under the Act of March 3, 1881, or the Act of February 20, 1905, or the Act of March 19, 1920

#### Citation:
  - *15 U.S.C. § 1127*
  - Heading: **CHAPTER 22-TRADEMARKS > SUBCHAPTER III-GENERAL PROVISIONS**

