Who owns the SIZEFERENCE trademark?

The SIZEFERENCE trademark is owned by Refeyn Ltd.

What is the serial number for SIZEFERENCE?

The USPTO serial number for SIZEFERENCE is 79399484.

What is the registration number for SIZEFERENCE?

SIZEFERENCE is registered under USPTO registration number 8131534.

SIZ

USPTO Trademark Record

REGISTERED

SIZEFERENCE

Q: What class is the SIZEFERENCE trademark registered in?

The SIZEFERENCE trademark is registered in Class 001 (Chemicals for industrial, scientific & agricultural use), Class 005 (Pharmaceuticals, medical & veterinary preparations).

SN 79399484·Reg 8131534·Filed Apr 16, 2024

Owner Refeyn Ltd

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.; 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.

SIZEFERENCE (Serial No. 79399484), Registration No. 8131534, is a registered US trademark filed on Apr 16, 2024 by Refeyn Ltd. This trademark covers Class 001 (Chemicals for industrial, scientific & agricultural use), Class 005 (Pharmaceuticals, medical & veterinary preparations).

early section 8: February 10, 2032

Mark Intelligence

SIZEFERENCE (Reg. #8131534) is a registered US trademark that has been protecting its owner, Refeyn Ltd, since 2024. The mark covers Class 001 (Chemicals for industrial, scientific & agricultural use) and Class 005 (Pharmaceuticals, medical & veterinary preparations) respectively. Goods and services include Chemicals for use in industry, science and photography, as well as in agriculture, horticulture and forestry; unprocesse.... The mark faced 4 opposition proceedings during prosecution.

FILED

Apr 16, 2024

SERIAL

79399484

REG#

8131534

REGISTERED

Feb 10, 2026

Owner

Applicant

Refeyn Ltd

Entity

Not Provided

Address

9400 Garsington Road, Oxford Business Park, Oxford, OX4 2HN

Country

Attorney

Law firm

Refeyn Ltd

Address

C/O Penningtons Manches LLP,, 9400 Garsington Road, Oxford Business Pa, New York, 10151, United Kingdom

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Filing Information

StatusREGISTERED

Filing DateApr 16, 2024

Serial Number79399484

Registration No.8131534

Registration DateFeb 10, 2026

Status DateFeb 10, 2026

Published for OppositionDec 23, 2025

Mark TypeStandard characters

Status DescriptionLive and registered

Filing Signals

FILED

2024

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 4× during prosecution

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CLASSES

OFFICE

USPTO

COUNTRY

Class 001Chemicals for industrial, scientific & agricultural use

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

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.

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

Status History

33 events

NEW REPRESENTATIVE AT IB RECEIVED

Jul 02, 2026

NEW REPRESENTATIVE AT IB RECEIVED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED

Jun 04, 2026

TEAS WITHDRAWAL OF ATTORNEY RECEIVED

WITHDRAWAL OF ATTORNEY GRANTED

Jun 04, 2026

WITHDRAWAL OF ATTORNEY GRANTED

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

May 10, 2026

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

REGISTERED-PRINCIPAL REGISTER

Feb 10, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Feb 10, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

NOTIFICATION OF POSSIBLE OPPOSITION - PROCESSED BY IB

Dec 25, 2025

NOTIFICATION OF POSSIBLE OPPOSITION - PROCESSED BY IB

PUBLISHED FOR OPPOSITION

Dec 23, 2025

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Dec 23, 2025

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Dec 17, 2025

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

NOTIFICATION OF POSSIBLE OPPOSITION CREATED, TO BE SENT TO IB

Dec 10, 2025

NOTIFICATION OF POSSIBLE OPPOSITION CREATED, TO BE SENT TO IB

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

Dec 10, 2025

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

APPROVED FOR PUB - PRINCIPAL REGISTER

Nov 24, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

CHANGE OF NAME/ADDRESS REC'D FROM IB

Sep 18, 2025

CHANGE OF NAME/ADDRESS REC'D FROM IB

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Sep 08, 2025

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Sep 08, 2025

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Sep 08, 2025

TEAS/EMAIL CORRESPONDENCE ENTERED

REFUSAL PROCESSED BY IB

Aug 15, 2025

REFUSAL PROCESSED BY IB

NON-FINAL ACTION WRITTEN

Jul 18, 2025

NON-FINAL ACTION WRITTEN

TEAS VOLUNTARY AMENDMENT RECEIVED

Jul 10, 2025

TEAS VOLUNTARY AMENDMENT RECEIVED

PRELIMINARY/VOLUNTARY AMENDMENT - ENTERED

Jul 10, 2025

PRELIMINARY/VOLUNTARY AMENDMENT - ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

May 12, 2025

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

May 12, 2025

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

May 12, 2025

TEAS/EMAIL CORRESPONDENCE ENTERED

REFUSAL PROCESSED BY IB

Nov 30, 2024

REFUSAL PROCESSED BY IB

REFUSAL PROCESSED BY MPU

Nov 13, 2024

REFUSAL PROCESSED BY MPU

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

Nov 13, 2024

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Nov 05, 2024

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

NON-FINAL ACTION WRITTEN

Nov 04, 2024

NON-FINAL ACTION WRITTEN

ASSIGNED TO EXAMINER

Oct 29, 2024

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 12, 2024

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

APPLICATION FILING RECEIPT MAILED

Jul 12, 2024

APPLICATION FILING RECEIPT MAILED

SN ASSIGNED FOR SECT 66A APPL FROM IB

Jul 11, 2024

SN ASSIGNED FOR SECT 66A APPL FROM IB

SIZEFERENCE

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