KNOW ESR1

Serial Number 99022842
Registration 7991872
700

Registration Progress

Application Filed
Jan 29, 2025
Under Examination
Approved for Publication
Sep 2, 2025
Published for Opposition
Sep 2, 2025
Registered
Oct 21, 2025

Trademark Image

KNOW ESR1

Basic Information

Serial Number
99022842
Registration Number
7991872
Filing Date
January 29, 2025
Registration Date
October 21, 2025
Published for Opposition
September 2, 2025
Drawing Code
3

Status Summary

Current Status
Active
Status Code
700
Status Date
Oct 21, 2025
Registration
Registered
Classes
041 044

Rights Holder

Stemline Therapeutics, Inc.

03
Address
750 Lexington Avenue, 4th Floor
New York, NY 10022

Ownership History

Stemline Therapeutics, Inc.

Original Applicant
03
New York, NY

Stemline Therapeutics, Inc.

Owner at Publication
03
New York, NY

Stemline Therapeutics, Inc.

Original Registrant
03
New York, NY

Legal Representation

Attorney
Arthur J. DeBaugh

USPTO Deadlines

No Upcoming Deadlines

No upcoming deadlines found for this trademark.

Application History

13 events
Date Code Type Description Documents
Oct 21, 2025 NRCC E NOTICE OF REGISTRATION CONFIRMATION EMAILED Loading...
Oct 21, 2025 R.PR A REGISTERED-PRINCIPAL REGISTER Loading...
Sep 2, 2025 NPUB E OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED Loading...
Sep 2, 2025 PUBO A PUBLISHED FOR OPPOSITION Loading...
Aug 27, 2025 NONP E NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED Loading...
Aug 1, 2025 CNSA O APPROVED FOR PUB - PRINCIPAL REGISTER Loading...
Jul 28, 2025 AMPX O PRELIMINARY/VOLUNTARY AMENDMENT - ENTERED Loading...
Jul 28, 2025 PARI I TEAS VOLUNTARY AMENDMENT RECEIVED Loading...
Jul 9, 2025 DOCK D ASSIGNED TO EXAMINER Loading...
Jul 1, 2025 MDSM E NOTICE OF DESIGN SEARCH CODE E-MAILED Loading...
Jul 1, 2025 NWOS I NEW APPLICATION OFFICE SUPPLIED DATA ENTERED Loading...
Jan 29, 2025 MAFR O APPLICATION FILING RECEIPT MAILED Loading...
Jan 29, 2025 NWAP I NEW APPLICATION ENTERED Loading...

Detailed Classifications

Class 041
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
First Use Anywhere: Jul 26, 2024
First Use in Commerce: Jul 26, 2024
Class 044
Consulting services in the field of medical care; Providing medical information
First Use Anywhere: Jul 26, 2024
First Use in Commerce: Jul 26, 2024

Additional Information

Design Mark
The mark consists of the designation "KNOW" in light blue above the designation "ESR1" in blue, all outlined in light blue, except for the upper left corner which is outlined in red, all to the left of a stylized hand in light blue with the index finger pointed upward and the thumb folded over the third, fourth, and fifth fingers.
Color Claim
The color(s) blue, light blue, and red is/are claimed as a feature of the mark.
Pseudo Mark
KNOW ESR ONE

Classification

International Classes
041 044