KNOW ESR1 Trademark

Serial Number: 99022842 • Registration: 7991872

KNOW ESR1 is a trademark filed by Stemline Therapeutics, Inc. on January 29, 2025. The trademark is classified under Class 41 (Education & Entertainment), Class 44 (Medical Services). The application is currently registered and active.

Trademark Classes

Class 41 - Education & Entertainment

Education; providing of training; entertainment; sporting and cultural activities

Class 44 - Medical Services

Medical services; veterinary services; hygienic and beauty care for human beings or animals

Owner Contact Info

Stemline Therapeutics, Inc. (12 trademarks)

1675 York Avenue, Suite 30E
New York, NY 10128

Entity Type: 03

Legal Representation

Attorney of Record

Arthur J. DeBaugh

2,022 trademarks filed View all →

Correspondence Address

Arthur J. DeBaugh WARD AND SMITH, P.A.

751 Corporate Center Drive, Suite 300

Raleigh, NC 27607

United States

Trademark Details

Filing Date

January 29, 2025

Registration Date

October 21, 2025

First Use Anywhere

July 26, 2024

First Use in Commerce

July 26, 2024

Published for Opposition

September 2, 2025

Goods & Services

Educational services, namely, providing classes, seminars, workshops in the fields of medicine and pharmaceuticals; Medical training and teaching; Organizing and conducting of conventions in the field of medicine and pharmaceuticals; Consultancy relating to arranging and conducting of congresses; Arranging and conducting of conferences and congresses in the field of medicine and pharmaceuticals

Consulting services in the field of medical care; Providing medical information