Who owns the XACDURO trademark?

The XACDURO trademark is owned by Entasis Therapeutics Inc..

What is the serial number for XACDURO?

The USPTO serial number for XACDURO is 99430045.

What is the registration number for XACDURO?

XACDURO is registered under USPTO registration number 8291452.

XAC

USPTO Trademark Record

REGISTERED

XACDURO

Q: What class is the XACDURO trademark registered in?

The XACDURO trademark is registered in Class 005 (Pharmaceuticals, medical & veterinary preparations), Class 044 (Medical, veterinary & beauty care services).

SN 99430045·Reg 8291452·Filed Oct 06, 2025

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

XACDURO (Serial No. 99430045), Registration No. 8291452, is a registered US trademark filed on Oct 06, 2025 by Entasis Therapeutics Inc.. This trademark covers Class 005 (Pharmaceuticals, medical & veterinary preparations), Class 044 (Medical, veterinary & beauty care services).

early section 8: June 09, 2032

Mark Intelligence

XACDURO (Reg. #8291452) is a registered US trademark that has been protecting its owner, Entasis Therapeutics Inc., since 2025. The mark covers Class 005 (Pharmaceuticals, medical & veterinary preparations) and Class 044 (Medical, veterinary & beauty care 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

Oct 06, 2025

SERIAL

99430045

REG#

8291452

REGISTERED

Jun 09, 2026

Owner

Applicant

Entasis Therapeutics Inc.

Entity

Corporation

State

Address

1209 Orange Street, Wilmington, DE, 19801

Country

Attorney

NameKeith Toms, Esq.

Law firm

Keith Toms, Esq. McCarter & English, LLP

Docket

125994

Address

265 Franklin Street, Boston, MA 02110, United States

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Filing Information

StatusREGISTERED

Filing DateOct 06, 2025

Serial Number99430045

Registration No.8291452

Registration DateJun 09, 2026

Status DateJun 09, 2026

Published for OppositionApr 21, 2026

Mark TypeDesign with words

Attorney Docket125994

Status DescriptionLive and registered

Filing Signals

FILED

2025

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

First use anywhere: Aug 31, 2023

First use in commerce: Aug 31, 2023

Class 044Medical, veterinary & beauty care services

US codes: 100, 101

First use anywhere: Aug 31, 2023

First use in commerce: Aug 31, 2023

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.

Status History

23 events

REGISTERED-PRINCIPAL REGISTER

Jun 09, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Jun 09, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Apr 22, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

PUBLISHED FOR OPPOSITION

Apr 21, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Apr 21, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Apr 15, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Mar 24, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS VOLUNTARY AMENDMENT RECEIVED

Mar 23, 2026

TEAS VOLUNTARY AMENDMENT RECEIVED

PRELIMINARY/VOLUNTARY AMENDMENT - ENTERED

Mar 23, 2026

PRELIMINARY/VOLUNTARY AMENDMENT - ENTERED

FINAL REFUSAL WRITTEN

Mar 06, 2026

FINAL REFUSAL WRITTEN

FINAL REFUSAL E-MAILED

Mar 06, 2026

FINAL REFUSAL E-MAILED

NOTIFICATION OF FINAL REFUSAL EMAILED

Mar 06, 2026

NOTIFICATION OF FINAL REFUSAL EMAILED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Mar 02, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Mar 02, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Mar 02, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

ASSIGNED TO EXAMINER

Feb 25, 2026

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Feb 25, 2026

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Feb 25, 2026

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Feb 25, 2026

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Feb 24, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NOTICE OF DESIGN SEARCH CODE E-MAILED

Feb 24, 2026

NOTICE OF DESIGN SEARCH CODE E-MAILED

NEW APPLICATION ENTERED

Oct 06, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Oct 06, 2025

APPLICATION FILING RECEIPT MAILED

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XAC

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ENTASIS THERAPEUTICS INC.

REGISTERED

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