Who owns the RYTHM trademark?

The RYTHM trademark is owned by Rythm Health, Inc..

What class is the RYTHM trademark registered in?

The RYTHM trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for RYTHM?

The USPTO serial number for RYTHM is 99665428.

What is the registration number for RYTHM?

RYTHM is registered under USPTO registration number 0.

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Updated Nov 2, 2026·38 searches this week

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Office Action response

January 10, 2027

69 days remaining

RYT

RYTHM

PENDING

Serial: 99665428
Reg: 0
Filed: Feb 23, 2026
Owner: Rythm Health, Inc.

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

What to file next

Response to the outstanding office action

When: Three months from the issue date for most applications filed on or after 3 December 2022, extendable once by three months for a fee.
Extensions and grace: A Madrid Section 66(a) application keeps a six-month response period instead, with no extension available.
If it is missed: The application goes abandoned. A petition to revive runs two months from the notice of abandonment, on an unintentional-delay standard.

Office action response deadlines

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 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Sep 01, 2024

First use in commerce: Sep 01, 2024

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

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application Currently

Status History

9 events

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

Oct 08, 2026

Code XELR

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

Oct 08, 2026

Code XELG

NON-FINAL ACTION WRITTEN

Jul 10, 2026

Code CNRT

NON-FINAL ACTION E-MAILED

Jul 10, 2026

Code GNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jul 10, 2026

Code GNRN

ASSIGNED TO EXAMINER

Jun 20, 2026

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jun 19, 2026

Code NWOS

NEW APPLICATION ENTERED

Feb 23, 2026

Code NWAP

APPLICATION FILING RECEIPT MAILED

Feb 23, 2026

Code MAFR

What usually happens from here

Of the 3,127 marks on the USPTO register that reached application extension granted/receipt provided:

Registered29% (899)

Abandoned35% (1,089)

Still pending36% (1,139)

Historical frequencies across the whole register, not a prediction about this mark. The outcome of any one application depends on what is filed and when.