Who owns the RHYTHM trademark?

The RHYTHM trademark is owned by Rhythm Pharmaceuticals, Inc..

What class is the RHYTHM trademark registered in?

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

What is the serial number for RHYTHM?

The USPTO serial number for RHYTHM is 88421834.

What is the registration number for RHYTHM?

RHYTHM is registered under USPTO registration number 6356626.

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Updated Oct 31, 2026·8 searches this week

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Section 8/9 declaration window

May 19, 2031

1660 days remaining

RHY

RHYTHM

REGISTERED

Serial: 88421834
Reg: 6356626
Filed: May 08, 2019
Owner: Rhythm Pharmaceuticals, 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.

What to file next

Section 9 renewal, filed with a Section 8 declaration

When: Due between the ninth and tenth anniversary of registration, then before each tenth anniversary after that.
Extensions and grace: A six-month grace period follows, with an added per-class fee.
If it is missed: A missed renewal cancels the registration, and there is no revival route for it.

How Section 9 renewal works

General information about USPTO practice, not legal advice. The register is the authority, and a filing that has not yet posted can change what is owed.

Full Goods & Services

Class 005Pharmaceuticals, medical & veterinary preparations

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

First use anywhere: Mar 01, 2021

First use in commerce: Mar 01, 2021

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

Status History

46 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 12, 2026

Code APRE

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

Sep 12, 2026

Code C15A

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

Sep 12, 2026

Code NA85

TEAS SECTION 8 & 15 RECEIVED

Jun 23, 2026

Code E815

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

May 18, 2026

Code REM1

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jun 20, 2024

Code COAR

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jun 20, 2024

Code CHAN

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Jun 20, 2024

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 20, 2024

Code ARAA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jun 20, 2024

Code TCCA

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Jun 20, 2024

Code EWAF

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Aug 02, 2022

Code APRE

AMENDMENT UNDER SECTION 7 - PROCESSED

Aug 02, 2022

Code A7OK

TEAS SECTION 7 REQUEST RECEIVED

Feb 24, 2022

Code ES7R

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Feb 16, 2022

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Feb 16, 2022

Code ARAA

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Feb 16, 2022

Code EWAF

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Feb 16, 2022

Code TCCA

REGISTERED-PRINCIPAL REGISTER

May 18, 2021

Code R.PR

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Apr 13, 2021

Code SUNA

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Apr 12, 2021

Code CNPR

STATEMENT OF USE PROCESSING COMPLETE

Mar 29, 2021

Code SUPC

TEAS STATEMENT OF USE RECEIVED

Mar 25, 2021

Code EISU

USE AMENDMENT FILED

Mar 25, 2021

Code IUAF

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Sep 30, 2020

Code EXRA

SOU TEAS EXTENSION RECEIVED

Sep 28, 2020

Code EEXT

SOU EXTENSION 2 FILED

Sep 28, 2020

Code EXT2

SOU EXTENSION 2 GRANTED

Sep 28, 2020

Code EX2G

CORRECTED NOA E-MAILED

Feb 22, 2020

Code NOAC

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Feb 22, 2020

Code EXRA

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Feb 21, 2020

Code AITU

DIVISIONAL PROCESSING COMPLETE

Feb 21, 2020

Code DPCC

SOU EXTENSION 1 GRANTED

Feb 21, 2020

Code EX1G

TEAS REQUEST TO DIVIDE RECEIVED

Jan 22, 2020

Code ERTD

SOU TEAS EXTENSION RECEIVED

Jan 22, 2020

Code EEXT

DIVISIONAL REQUEST RECEIVED

Jan 22, 2020

Code DRRR

SOU EXTENSION 1 FILED

Jan 22, 2020

Code EXT1

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Oct 01, 2019

Code NOAM

PUBLISHED FOR OPPOSITION

Aug 06, 2019

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Aug 06, 2019

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jul 17, 2019

Code NONP

APPROVED FOR PUB - PRINCIPAL REGISTER

Jun 24, 2019

Code CNSA

ASSIGNED TO EXAMINER

Jun 13, 2019

Code DOCK

NOTICE OF DESIGN SEARCH CODE E-MAILED

May 24, 2019

Code MDSC

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

May 23, 2019

Code NWOS

NEW APPLICATION ENTERED

May 11, 2019

Code NWAP

RHYTHM

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