Who owns the CSL SEQIRUS trademark?

The CSL SEQIRUS trademark is owned by Seqirus UK Limited.

What class is the CSL SEQIRUS trademark registered in?

The CSL SEQIRUS trademark is registered in Class 001 (Chemicals for industrial, scientific & agricultural use), Class 005 (Pharmaceuticals, medical & veterinary preparations), Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services), Class 044 (Medical, veterinary & beauty care services).

What is the serial number for CSL SEQIRUS?

The USPTO serial number for CSL SEQIRUS is 97542504.

What is the registration number for CSL SEQIRUS?

CSL SEQIRUS is registered under USPTO registration number 7877427.

CSL SEQIRUS - Owned by Seqirus UK Limited - (Class 001, Class 005, Class 041)

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 001Chemicals for industrial, scientific & agricultural use

US codes: 001, 005, 006, 010, 026, 046

Chemicals for use in industry, science and photography, as well as in agriculture, horticulture and forestry; unprocessed artificial resins, unprocessed plastics; fire extinguishing and fire prevention compositions; tempering and soldering preparations; substances for tanning animal skins and hides; adhesives for use in industry; compost, manures, fertilizers; biological preparations for use in industry and science.

Class 005Pharmaceuticals, medical & veterinary preparations

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

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 041Education & entertainment services

US codes: 100, 101, 107

Education; providing of training; entertainment; sporting and cultural activities.

Class 042Scientific, technology & SaaS services

US codes: 100, 101

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.

Class 044Medical, veterinary & beauty care services

US codes: 100, 101

Medical services; veterinary services; hygienic and beauty care for human beings or animals; agriculture, aquaculture, horticulture and forestry services.

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

Filing Basis & Declarations

Standard Characters ClaimedTrademark

Status History

45 events

POST REGISTRATION ACTION MAILED NO RESPONSE REQUIRED

Jun 29, 2026

Code PRAN

REGISTERED - SEC. 7 REQUEST ABANDONED

Jun 29, 2026

Code PRA7

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Nov 20, 2025

Code APRE

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Nov 17, 2025

Code APRE

TEAS SECTION 7 REQUEST RECEIVED

Aug 27, 2025

Code ES7R

REGISTERED-PRINCIPAL REGISTER

Aug 05, 2025

Code R.PR

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Aug 05, 2025

Code NRCC

PUBLISHED FOR OPPOSITION

Jun 17, 2025

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jun 17, 2025

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jun 11, 2025

Code NONP

ATTORNEY REVIEW COMPLETED

May 29, 2025

Code ATRV

NOTICE OF ALLOWANCE CANCELLED

May 27, 2025

Code IUCN

CASE RETURNED TO EXAMINATION

May 27, 2025

Code OTHE

PETITION TO DIRECTOR - CHANGE BASIS - GRANTED

May 23, 2025

Code PCBG

JURISDICTION RESTORED TO EXAMINING ATTORNEY

May 23, 2025

Code JURT

ASSIGNED TO PETITION STAFF

May 19, 2025

Code APET

TEAS PETITION TO AMEND BASIS RECEIVED

Apr 16, 2025

Code TPAD

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Mar 25, 2025

Code EXRA

SOU TEAS EXTENSION RECEIVED

Mar 24, 2025

Code EEXT

SOU EXTENSION 2 FILED

Mar 24, 2025

Code EXT2

SOU EXTENSION 2 GRANTED

Mar 24, 2025

Code EX2G

SOU TEAS EXTENSION RECEIVED

Sep 19, 2024

Code EEXT

SOU EXTENSION 1 FILED

Sep 19, 2024

Code EXT1

SOU EXTENSION 1 GRANTED

Sep 19, 2024

Code EX1G

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Sep 19, 2024

Code EXRA

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Mar 26, 2024

Code NOAM

PUBLISHED FOR OPPOSITION

Jan 30, 2024

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jan 30, 2024

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jan 10, 2024

Code NONP

EXAMINERS AMENDMENT -WRITTEN

Dec 28, 2023

Code CNEA

EXAMINERS AMENDMENT E-MAILED

Dec 28, 2023

Code GNEA

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Dec 28, 2023

Code GNEN

EXAMINER'S AMENDMENT ENTERED

Dec 28, 2023

Code XAEC

APPROVED FOR PUB - PRINCIPAL REGISTER

Dec 28, 2023

Code CNSA

TEAS/EMAIL CORRESPONDENCE ENTERED

Dec 06, 2023

Code TEME

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Dec 05, 2023

Code TROA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Dec 05, 2023

Code CRFA

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

Aug 15, 2023

Code XELR

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

Aug 15, 2023

Code XELG

NON-FINAL ACTION WRITTEN

Jun 05, 2023

Code CNRT

NON-FINAL ACTION E-MAILED

Jun 05, 2023

Code GNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jun 05, 2023

Code GNRN

ASSIGNED TO EXAMINER

May 30, 2023

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Aug 30, 2022

Code NWOS

NEW APPLICATION ENTERED

Aug 13, 2022

Code NWAP

Other Marks by Seqirus UK Limited

Additional USPTO filings from the same owner.

INF

INFLUENZA A (H5) MONOVALENT VACCINE, ADJUVANTED AUDENZ

99124687

Seqirus UK Limited

REGISTERED

PAN

PANDEMIC RESPONSE SOLUTIONS

87943453

Seqirus UK Limited

REGISTERED

MF5

MF59

86147139

SEQIRUS UK LIMITED

REGISTERED

CEL

CELTURA

98838465

Seqirus UK Limited

REGISTERED

Other Marks in Class 001 — Chemicals for industrial, scientific & agricultural use

Recently filed and registered marks in the same international class.

SEQ

SEQIRUS

86727032

Seqirus UK Limited

REGISTERED

SEQ

SEQIRUS

86726994

Seqirus UK Limited

REGISTERED

CSL

87172058

CSL Limited

REGISTERED

CSL

CSL VIFOR

79376320

Vifor (International) AG (Vifor (International) Ltd.) (Vifor (International) Inc.)

REGISTERED

Other Marks by Nancy Sabarra

Additional USPTO filings handled by the same attorney of record.

FOR

FORCES OF FLIGHT

99811133

REGISTERED

RAD

RADIOMAN

76392755

REGISTERED

STA

STAR ANIMAL SUNDAYS

88379726

REGISTERED

TAR

TARZAN

74162760

REGISTERED

CSL SEQIRUS

What to file next

Full Goods & Services

Filing Basis & Declarations

Other Marks by Seqirus UK Limited

Other Marks in Class 001 — Chemicals for industrial, scientific & agricultural use

Other Marks by Nancy Sabarra

Get pre-filing clearance

Search 14M+ trademarks

Run a conflict check

Industries

USPTO Deadlines

Compare

Resources

Company

Exceptions