Who owns the SIREN BIOTECHNOLOGY trademark?

The SIREN BIOTECHNOLOGY trademark is owned by Siren Biotechnology, Inc..

What is the serial number for SIREN BIOTECHNOLOGY?

The USPTO serial number for SIREN BIOTECHNOLOGY is 99737013.

What is the registration number for SIREN BIOTECHNOLOGY?

SIREN BIOTECHNOLOGY is registered under USPTO registration number 0.

SIR

USPTO Trademark Record

PENDING

SIREN BIOTECHNOLOGY

Q: What class is the SIREN BIOTECHNOLOGY trademark registered in?

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

SN 99737013·Reg 0·Filed Mar 31, 2026

Owner Siren Biotechnology, 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.; 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.

SIREN BIOTECHNOLOGY (Serial No. 99737013), Registration No. 0, is a pending US trademark filed on Mar 31, 2026 by Siren Biotechnology, Inc.. This trademark covers Class 005 (Pharmaceuticals, medical & veterinary preparations), Class 042 (Scientific, technology & SaaS services).

Opposition window open — 1 days left to challengeURGENT

Mark Intelligence

SIREN BIOTECHNOLOGY (Reg. #0) is a pending US trademark that was filed in 2026 and is currently under USPTO examination. The mark covers Class 005 (Pharmaceuticals, medical & veterinary preparations) and Class 042 (Scientific, technology & SaaS services) respectively. Goods and services include Pharmaceuticals, medical and veterinary preparations; sanitary preparations for medical purposes; dietetic food and subs.... The mark faced 1 opposition proceeding during prosecution.

FILED

Mar 31, 2026

SERIAL

99737013

REG#

Owner

Applicant

Siren Biotechnology, Inc.

Entity

Corporation

State

Address

953 Indiana Street, San Francisco, CA, 94107

Country

Attorney

Law firm

Siren Biotechnology, Inc.

Address

953 Indiana Street, San Francisco, CA 94107, United States

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Filing Information

StatusPENDING

Filing DateMar 31, 2026

Serial Number99737013

Registration No.0

Status DateSep 08, 2026

Published for OppositionSep 08, 2026

Mark TypeStylized characters

Status DescriptionLive and pending, published for opposition

Filing Signals

FILED

2026

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 1× during prosecution

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Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 005Pharmaceuticals, medical & veterinary preparations

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

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.

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

Status History

14 events

PUBLISHED FOR OPPOSITION

Sep 08, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Sep 08, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Sep 02, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Aug 13, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Aug 12, 2026

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Aug 12, 2026

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Aug 12, 2026

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Aug 12, 2026

NOTIFICATION OF NON-FINAL ACTION E-MAILED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Aug 12, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Aug 12, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Aug 12, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Aug 11, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Mar 31, 2026

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Mar 31, 2026

APPLICATION FILING RECEIPT MAILED

SIREN BIOTECHNOLOGY

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