Who owns the SIONNA THERAPEUTICS trademark?

The SIONNA THERAPEUTICS trademark is owned by SIONNA THERAPEUTICS, INC..

What is the serial number for SIONNA THERAPEUTICS?

The USPTO serial number for SIONNA THERAPEUTICS is 90833921.

What is the registration number for SIONNA THERAPEUTICS?

SIONNA THERAPEUTICS is registered under USPTO registration number 8223001.

SIONNA THERAPEUTICS - Owned by SIONNA THERAPEUTICS, INC. - (Class 005, Class 042)

Q: What class is the SIONNA THERAPEUTICS trademark registered in?

The SIONNA THERAPEUTICS trademark is registered in Class 005 (Pharmaceuticals, medical & veterinary preparations), Class 042 (Scientific, technology & SaaS services).

What to file next

Section 8 declaration of continued use

When: Due between the fifth and sixth anniversary of registration.
Extensions and grace: A six-month grace period follows, with an added per-class fee.
If it is missed: A missed Section 8 cancels the registration, and there is no revival route for it.

How the Section 8 deadline 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: Oct 31, 2022

First use in commerce: Oct 31, 2022

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.

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Jun 30, 2024

First use in commerce: Jun 30, 2024

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.

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

Filing Basis & Declarations

Standard Characters ClaimedUse Application CurrentlyTrademark

Status History

59 events

TEAS CHANGE OF OWNER ADDRESS RECEIVED

May 20, 2026

Code COAR

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

May 20, 2026

Code CHAN

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

May 20, 2026

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

May 20, 2026

Code ARAA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

May 20, 2026

Code TCCA

REGISTERED-PRINCIPAL REGISTER

Apr 21, 2026

Code R.PR

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Apr 21, 2026

Code NRCC

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Apr 01, 2026

Code CNPR

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Apr 01, 2026

Code SUNA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Mar 03, 2026

Code CRFA

TEAS/EMAIL CORRESPONDENCE ENTERED

Mar 03, 2026

Code TEME

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Mar 03, 2026

Code CHAN

ASSIGNED TO LIE

Mar 02, 2026

Code ALIE

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Feb 26, 2026

Code TROA

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

Nov 20, 2025

Code XELR

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

Nov 20, 2025

Code XELG

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

Sep 04, 2025

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Sep 04, 2025

Code ARAA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Sep 04, 2025

Code TCCA

SU - NON-FINAL ACTION - WRITTEN

Aug 26, 2025

Code CNRT

NON-FINAL ACTION E-MAILED

Aug 26, 2025

Code GNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Aug 26, 2025

Code GNRN

STATEMENT OF USE PROCESSING COMPLETE

Jul 26, 2025

Code SUPC

TEAS STATEMENT OF USE RECEIVED

Jul 24, 2025

Code EISU

USE AMENDMENT FILED

Jul 24, 2025

Code IUAF

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Jan 29, 2025

Code EXRA

SOU EXTENSION 5 GRANTED

Jan 28, 2025

Code EX5G

SOU TEAS EXTENSION RECEIVED

Jan 24, 2025

Code EEXT

SOU EXTENSION 5 FILED

Jan 24, 2025

Code EXT5

SOU EXTENSION 4 GRANTED

Jul 02, 2024

Code EX4G

SOU EXTENSION 4 FILED

Jul 02, 2024

Code EXT4

SOU TEAS EXTENSION RECEIVED

Jul 02, 2024

Code EEXT

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Jul 02, 2024

Code EXRA

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Jan 30, 2024

Code EXRA

SOU TEAS EXTENSION RECEIVED

Jan 26, 2024

Code EEXT

SOU EXTENSION 3 FILED

Jan 26, 2024

Code EXT3

SOU EXTENSION 3 GRANTED

Jan 26, 2024

Code EX3G

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Jul 27, 2023

Code EXRA

SOU EXTENSION 2 FILED

Jul 25, 2023

Code EXT2

SOU TEAS EXTENSION RECEIVED

Jul 25, 2023

Code EEXT

SOU EXTENSION 2 GRANTED

Jul 25, 2023

Code EX2G

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Feb 16, 2023

Code EXRA

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Feb 15, 2023

Code AITU

SOU EXTENSION 1 GRANTED

Feb 15, 2023

Code EX1G

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Feb 15, 2023

Code ASGN

SOU TEAS EXTENSION RECEIVED

Jan 31, 2023

Code EEXT

SOU EXTENSION 1 FILED

Jan 31, 2023

Code EXT1

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Aug 02, 2022

Code NOAM

PUBLISHED FOR OPPOSITION

Jun 07, 2022

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jun 07, 2022

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

May 18, 2022

Code NONP

APPROVED FOR PUB - PRINCIPAL REGISTER

May 03, 2022

Code CNSA

EXAMINERS AMENDMENT -WRITTEN

Apr 12, 2022

Code CNEA

EXAMINERS AMENDMENT E-MAILED

Apr 12, 2022

Code GNEA

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Apr 12, 2022

Code GNEN

EXAMINER'S AMENDMENT ENTERED

Apr 12, 2022

Code XAEC

ASSIGNED TO EXAMINER

Apr 06, 2022

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Sep 20, 2021

Code NWOS

NEW APPLICATION ENTERED

Jul 20, 2021

Code NWAP

Other Marks by SIONNA THERAPEUTICS, INC.

Additional USPTO filings from the same owner.

SIO

SIONNA

99327824

Sionna Therapeutics, Inc.

PENDING

SIO

SIONNA THERAPEUTICS

99327839

Sionna Therapeutics, Inc.

PENDING

SIO

SION

99327850

Sionna Therapeutics, Inc.

PENDING

Other Marks in Class 005 — Pharmaceuticals, medical & veterinary preparations

Recently filed and registered marks in the same international class.

SIO

SIONNA THERAPEUTICS

99327839

Sionna Therapeutics, Inc.

PENDING

IMC

IMCHECK THERAPEUTICS

99714760

IMCHECK THERAPEUTICS

REGISTERED

VIM

VIMA THERAPEUTICS

98166904

Vima Therapeutics, Inc.

REGISTERED

KEE

KEENOVA THERAPEUTICS

79445783

Mallinckrodt Pharmaceuticals Ireland Limited

REGISTERED

Other Marks by Keith Toms, Esq.

Additional USPTO filings handled by the same attorney of record.

ITA

ITA KEEPING SPORT REAL

79268179

REGISTERED

REF

REFUGEE OLYMPIC TEAM

79415045

REGISTERED

OLY

OLYMPIC ESPORT GAMES

79418769

REGISTERED

OMI

OMICS-GUARD

98854053

REGISTERED

SIONNA THERAPEUTICS

What to file next

Full Goods & Services

Filing Basis & Declarations

Other Marks by SIONNA THERAPEUTICS, INC.

Other Marks in Class 005 — Pharmaceuticals, medical & veterinary preparations

Other Marks by Keith Toms, Esq.

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