Who owns the KEROS THERAPEUTICS trademark?

The KEROS THERAPEUTICS trademark is owned by Keros Therapeutics, Inc..

What class is the KEROS THERAPEUTICS trademark registered in?

The KEROS THERAPEUTICS trademark is registered in Class 005 (Pharmaceuticals, medical & veterinary preparations).

What is the serial number for KEROS THERAPEUTICS?

The USPTO serial number for KEROS THERAPEUTICS is 99711986.

What is the registration number for KEROS THERAPEUTICS?

KEROS THERAPEUTICS is registered under USPTO registration number 0.

KER

USPTO Trademark Record

PENDING

KEROS THERAPEUTICS

SN 99711986·Reg 0·Filed Mar 19, 2026

Owner Keros Therapeutics, Inc.

Pharmaceuticals, medical and veterinary preparations; sanitary preparations for medical purposes; dietetic food and substances adapted for medical or veterinary purposes, food for babies; dietary supplements for human beings and animals; adhesive plasters, materials for dressings; material for filling teeth, dental wax; disinfectants; preparations for destroying vermin; fungicides, herbicides.

KEROS THERAPEUTICS (Serial No. 99711986), Registration No. 0, is a pending US trademark filed on Mar 19, 2026 by Keros Therapeutics, Inc.. This trademark covers Class 005 (Pharmaceuticals, medical & veterinary preparations).

Mark Intelligence

KEROS THERAPEUTICS (Reg. #0) is a pending US trademark that was filed in 2026 and is currently under USPTO examination. The mark covers Class 005 (Pharmaceuticals, medical & veterinary preparations). Goods and services include Pharmaceuticals, medical and veterinary preparations; sanitary preparations for medical purposes; dietetic food and subs.... The mark faced 1 opposition proceeding during prosecution.

FILED

Mar 19, 2026

SERIAL

99711986

REG#

REGISTERED

Dec 31, 1969

Owner

Applicant

Keros Therapeutics, Inc.

Entity

Corporation

State

Address

1050 Waltham Street, Suite 302, Lexington, MA, 02421

Country

Attorney

NameMichael J. Belliveau

Law firm

Michael J. Belliveau CLARK+ELBING LLP

Docket

51184-T06001

Address

One Financial Center, Suite 2110, Boston, MA 02111, United States

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Filing Information

StatusPENDING

Filing DateMar 19, 2026

Serial Number99711986

Registration No.0

Registration DateDec 31, 1969

Status DateJul 28, 2026

Published for OppositionJul 28, 2026

Mark TypeDesign with words

Attorney Docket51184-T06001

Status DescriptionLive and pending, published for opposition

Filing Signals

FILED

2026

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 1× during prosecution

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Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 005Pharmaceuticals, medical & veterinary preparations

US codes: 005, 006, 018, 044, 046, 051, 052

This description is as filed with the USPTO and defines the scope of trademark protection.

Status History

13 events

PUBLISHED FOR OPPOSITION

Jul 28, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jul 28, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jul 22, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Jun 25, 2026

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINERS AMENDMENT -WRITTEN

Jun 25, 2026

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Jun 25, 2026

EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Jun 25, 2026

EXAMINER'S AMENDMENT ENTERED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jun 25, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jun 25, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Jun 25, 2026

ASSIGNED TO EXAMINER

NOTICE OF DESIGN SEARCH CODE E-MAILED

Jun 25, 2026

NOTICE OF DESIGN SEARCH CODE E-MAILED

NEW APPLICATION ENTERED

Mar 19, 2026

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Mar 19, 2026

APPLICATION FILING RECEIPT MAILED

KEROS THERAPEUTICS

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Other Marks by Keros Therapeutics, Inc.

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